Ramsden, Eileen Books

A-Level Chemistry

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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Revised to cover the latest syllabuses from all examination boards, the BTEC National Certificate and some chemistry diplomas. Knowledge of topics at GCSE level is not assumed. Many new sections re...

Key Science Chemistry

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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Book by Ramsden, Eileen

A-Level Chemistry

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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In this third edition of a textbook for A-Level chemistry, each topic starts at a level accessible to students who have attained Level 7/8 of the National Curriculum in Science, and is treated from...

A-Level Chemistry

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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Key Science

By Eileen Ramsden, Ramsden, Eileen

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Revised to meet the requirements of co-ordinated science syllabuses under the National Curriculum, and Science: Chemistry, this book includes a learning commentary following the text, which is desi...

Key Science, Chemistry

By Eileen Ramsden, Ramsden, Eileen

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A-Level Chemistry

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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Calculations For A-Level Chemistry By Eileen Ramsden

By Eileen Ramsden, E. N. Ramsden, Ramsden, Eileen

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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.