Christina Mercer Books

Arrow of the mist

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Terror strikes the Celtic inspired kingdom of Nemetona when barbed roots breach the veil of a forbidden land and poison woodsmen, including 15-year-old Lia's beloved father. Lia and three others em...

Arms of Anu

By Christina Mercer

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Lia and Kelven battle through a land of tyrants, war and magic. Can Lia escape the foes who ensnare her? Will Kelven's love withstand the darkness taking root inside Lia? Is freedom too high a crow...

Honey Queen

By Christina Mercer

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Animal Instincts

By Geoffrey Porter, Ronald Griffin, Donald Semora, Christina Mercer, Jodie Pierce

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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.