Curtis, W. H. (1971). Educational resources management system. Research Corp., Association of School Business Officials.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCurtis, William H. Educational Resources Management System. [Chicago, Illinois]: Research Corp., Association of School Business Officials, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCurtis, William H. Educational Resources Management System. Research Corp., Association of School Business Officials, 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.