Ann M Martin Books

Dawn s Big Move 67

By Ann M. Martin

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Karen s Sleight Ride Baby sitters Little Sister 92

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Mary Anne saves the day

By Ann M. Martin

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When a fight breaks out among the members of the Babysitters Club, timid Mary Anne finds herself becoming more assertive as a baby sitter and in her relationships with her father and friends.

Jessi's Secret Language (The Baby-Sitters Club 16)

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Stacey s Lie Baby Sitters Club 76

By Ann M Martin

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Karen s Roller Skates Babysitters Little Sister

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Mary Anne and Too Many B 52

By Ann M. Martin

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The mystery at Claudia's house

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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.