Occhiogrosso, J. (1992). Clipper developer's library. - 2nd ed. , (2nd ed. ,.). Microtrend Books.
शिकागो स्टाइल उद्धरणOcchiogrosso, James. Clipper Developer's Library. - 2nd Ed. ,. 2nd ed. ,. San Marcos: Microtrend Books, 1992.
एमएलए उद्धरणOcchiogrosso, James. Clipper Developer's Library. - 2nd Ed. ,. 2nd ed. ,. Microtrend Books, 1992.
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