Charles Duncan Michener Books

The social behavior of the bees

By Charles Duncan Michener

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The bee genera of North and Central America (Hymenoptera:Apoidea)

By Charles Duncan Michener

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For years entomologists, ecologists, and botanists interested in pollination problems have urged bee specialists to prepare a key for identifying bee genera in North and Central America. Although r...

Genus Group Names of Bees and Supplemental Family group Names

By Charles Duncan Michener

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Bees of the World

By Charles Duncan Michener

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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.