Holly Seddon Books

Don t close your eyes

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"A juicy, powerful read featuring twin sisters who have drifted apart, and the shocking family secrets that bind them--for readers of The Woman in Cabin 10 and I Let You Go When the past knocks, so...

Try not to breathe

By Holly Seddon

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Amy Stevenson was the biggest news story of 1995. Only fifteen years old, Amy disappeared walking home from school one day and was found in a coma three days later. Her attacker was never identifie...

Retiens ton souffle CITY EDITIONS French Edition

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Ne ferme pas les yeux CITY EDITIONS French Edition

By Holly Seddon

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Retiens ton souffle

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Locked in

By Holly Seddon

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Nefesini Tut

By Holly Seddon

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Sakin Gozlerini Kapama

By Holly Seddon

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Zhi xi guo hou

By Holly Seddon

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Try not to breathe

By Holly Seddon

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"In this novel of psychological suspense, a young journalist struggles to keep the demons of her alcoholism at bay as she finds her purpose again in tackling the mystery of a shocking headline-maki...

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.