HARVARD BUSINESS SCHOOL. (1998). HBR ON MEASURING CORPORATE PERFORMANCE. H B S.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS SCHOOL. HBR ON MEASURING CORPORATE PERFORMANCE. BOSTON: H B S, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS SCHOOL. HBR ON MEASURING CORPORATE PERFORMANCE. H B S, 1998.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.