Kurtz, D. L., & David L. Kurtz. (2007). Contemporary Business 2007. Mason, OH: South-Western Cengage Learning.
शिकागो स्टाइल उद्धरणKurtz, David L., और David L. Kurtz. Contemporary Business 2007. Mason, OH: South-Western Cengage Learning, 2007.
एमएलए उद्धरणKurtz, David L., और David L. Kurtz. Contemporary Business 2007. Mason, OH: South-Western Cengage Learning, 2007.
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