APA (7 वां संस्करण) प्रशस्ति पत्र

WHITTEN, J., BENTLEY, L. D., & HO, T. I. (1986). Systems analysis design methods. Times Mirror/Mosby College Pub.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

WHITTEN, Jeffrey, Lonnie D. BENTLEY, और Thomas I.M HO. Systems Analysis Design Methods. St. Louis: Times Mirror/Mosby College Pub, 1986.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

WHITTEN, Jeffrey, et al. Systems Analysis Design Methods. Times Mirror/Mosby College Pub, 1986.