Within the 978 prefix element, the single-digit group identifiers include:

• 0 or 1 for English-speaking countries
• 2 for French-speaking countries
• 3 for German-speaking countries
• 4 for Japan
• 5 for Russian-speaking countries
• 7 for Peoples Republic of China

To buy an ISBN for your next book, here is what you should do:

• Go to the website https://www.myidentifiers.com
• Under the ISBN drop-down tab, click on ISBNs—Buy Here. ...
• Once you have your ISBN assigned, you can then use it everywhere that requires your ISBN number.
• At Createspace, under the “Setup” channel, you can choose to have Createspace assign you an ISBN. ...

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The four parts of an ISBN are as follows:

• Group or country identifier which identifies a national or geographic grouping of publishers;
• Publisher identifier which identifies a particular publisher within a group;
• Title identifier which identifies a particular title or edition of a title;
• Check digit is the single digit at the end of the ISBN which validates the ISBN.