(1979). United states international trade commission. Washington.
शिकागो स्टाइल उद्धरणUnited States International Trade Commission. Washington, 1979.
एमएलए उद्धरणUnited States International Trade Commission. Washington, 1979.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.