Knight, A. (1974). Private Enterprise and Public Intervention. Greate Britain: George Allen & Unwin.
शिकागो स्टाइल उद्धरणKnight, Arthur. Private Enterprise and Public Intervention. Greate Britain: George Allen & Unwin, 1974.
एमएलए उद्धरणKnight, Arthur. Private Enterprise and Public Intervention. Greate Britain: George Allen & Unwin, 1974.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.