International Standard Book Number (ISBN)
ISBN 978-7- 1 15-28858-5
"978" means (product identification code, referring to books)
"7" stands for (country, language or location code, and 7 stands for Chinese mainland)
"1 15" means (press code, 1 15 means People's Posts and Telecommunications Publishing House)
"28858" means (book sequence code)
"5" means (check code)
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