Robert Wallus Books

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage

Average: 0.00, 0 Ratings

This series fills immense gaps in knowledge of issues related to early life development of fishes in the Ohio basin. Volume I includes familes Acipenseridae to Esocidae, Volume II includes the Cato...

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage / Thomas P. Simon And Robert Wallas

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

-- V. 3. Ictaluridae - Catfish And Madtoms -- V. 4. Percidae - Perch, Pikeperch, And Darters Rev. Ed. Of: Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage / Principa...

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage, Vol. 5: Aphredoderidae Through Sciaenidae., Moronidae, And Sciaenidae

By Róbert Simon, Thomas P., Robert Wallus, Wallus

Average: 0.00, 0 Ratings

This seven-volume series is the most extensive treatise on early life histories of the freshwater fishes of North America. It represents the state-of-the-art in fishery biology and provides a syste...

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage, Vol. 6: Elassomatidae And Centrarchidae

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage Cyprinidae-...

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage: Ictaluridae - Catfish And Madtoms, Volume 3

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage

By Thomas P. Simon, Robert Wallus, ROBERT SIMON, THOMAS P. WALLUS

Average: 0.00, 0 Ratings

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage

By Tennessee Valley Authority. Office Of Power., Bruce L. Yeager, Thomas P. Simon, Robert Wallus, All Authors, Tennessee Valley Authority. Aquatic Biology Department.

Average: 0.00, 0 Ratings

Content: v. 1. Acipenseridae through Esocidae -- v. 2. Catostomidae. -- v. 3. Catfish and Madtoms -- v. 4. Percidae -- Perch, Pikeperch, and Darters -- v. 5. Aphredoderidae through Sciaenidae., Mor...

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

Reproductive Biology And Early Life History Of Fishes In The Ohio River Drainage

By Thomas P. Simon, Robert Wallus

Average: 0.00, 0 Ratings

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.