Frank Röllke Books

Fascinantes Orchidées

By Frank Collectif, Frank Röllke, Franck ROLLKE

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Orkide

By Frank Rollke Duygu Bolut, Frank Röllke

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Orquídeas (Jardín En Casa) (Spanish Edition)

By Frank Röllke, Frank Rollke

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Orquídeas (Jardín Práctico) (Spanish Edition)

By Frank Röllke

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Orchidei

By Frank Röllke, Релльке, Франк

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Как не запутаться во всем многообразии видов орхидей и их гибридов и сделать правильный выбор? Этот прекрасно иллюстрированный справочник станет вашим путеводителем по удивительному миру орхидей и...

Mini-Orchideen

By Michael Eppinger, Kerstin Röllke Frank Röllke, Frank Röllke, Kerstin Röllke, Guido Sachse

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Orchidei

By Frank Röllke, Релльке, Франк

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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.