APA (7 वां संस्करण) प्रशस्ति पत्र

EXECUTIVE DEVELOPMENT. (1971). Executive development: Part III. Harvard Business Review.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

EXECUTIVE DEVELOPMENT. Executive Development: Part III. USA: Harvard Business Review, 1971.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

EXECUTIVE DEVELOPMENT. Executive Development: Part III. Harvard Business Review, 1971.