HARVARD BUSINESS REVIEW. (1971). MANAGEMENT INFORMATION PART II. HARVARD BUSINESS REVIEW.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. MANAGEMENT INFORMATION PART II. BOSTON: HARVARD BUSINESS REVIEW, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. MANAGEMENT INFORMATION PART II. HARVARD BUSINESS REVIEW, 1971.
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