Yanjin Zhang Books

Zhong guo gu dai xi qu zhuan ti

By Yanjin Zhang

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20 shi ji Zhongguo wen xue yan jiu lun wen xuan

By Yanjin Zhang

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Ben shu an li shi fen qi fen wei: Tong lun juan, Qin dai juan, Han dai juan, Wei Jin Nan Bei chao juan, Sui Tang Wu dai juan, Liao Jin Yuan juan, Song dai juan, Ming dai juan, Qing dai juan, Jin da...

Zhongguo gu dai wen xue zuo pin xuan

By Yanjin Zhang

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Zhongguo shi da gu dian you mo hua ji ju

By Yanjin Zhang, Longlin Wang

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Zhang Yanjin jiang Xi xiang ji

By Yanjin Zhang

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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.