Bond, L. C. (1971). Commerce and the World Outside (2nd ed.). Pitman.
शिकागो स्टाइल उद्धरणBond, L C. Commerce and the World Outside. 2nd ed. London: Pitman, 1971.
एमएलए उद्धरणBond, L C. Commerce and the World Outside. 2nd ed. Pitman, 1971.
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