(1973). Training & developing executives. Harvard Business Review.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTraining & Developing Executives. Boston, Massachusetts: Harvard Business Review, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTraining & Developing Executives. Harvard Business Review, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.