"सहायता:आई एस बी एन": अवतरणों में अंतर
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पंक्ति 16:
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The ISBN may not have the dashes between numbers and there my be spaces but it work in the same manner. Note that different editions of the same book may have different ISBNs and books published prior to the 1970s do not have ISBNs.
==See also==
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