崖柏手串有什么功效
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(ISBN (identifier) ?? ????????????????)
![]() A 13-digit ISBN, 978-3-16-148410-0, as represented by an EAN-13 bar code | |
????????? | ISBN |
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??????? | ???? |
?????????????????? | International ISBN Agency |
??????? ??????? | ?? (???? ??) |
??????? ?????? | Weighted sum |
????? | 978-3-16-148410-0 |
???????? | isbn-international.org |
?????????? ??????? ???????????? (ISBN) ??? ?????????????????? ????????????? ???????????????? Gordon Foster ?????? ?????????????????????? 9 digit ?????????????? ?????????????????????????? ??????????????????[?] ??????? ????????????????????????? ???????????????????? ???? ?????????? ?????????????????????????[?] ISBN ??? ????????????????????????? David Whitaker ?????? ???????????????????[?]
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[??????????]- ↑ Foster? Gordon (1966)? INTERNATIONAL STANDARD BOOK NUMBERING (ISBN) SYSTEM original 1966 report? informaticsdevelopmentinstitute.net? 30 April 2011 ???? ????????? ????????????????? 20 April 2014 ???? ????????????
- ↑ ISBN History? isbn.org (20 April 2014)? 20 April 2014 ???? ????????? ????????????????? 20 April 2014 ???? ????????????
- ↑ Information Standards Quarterly July 1996, Volume 8, Number 3, pg.12 (PDF)? ISO? 4 August 2014 ???? ?????? (PDF) ??? ????????????????? 1 February 2015 ???? ???????????
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