Srinath,L.S. (1989). PERT and CPM: Principles and applications (2nd ed .). East West press..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSrinath,L.S. PERT and CPM: Principles and Applications. 2nd ed . East West press., 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSrinath,L.S. PERT and CPM: Principles and Applications. 2nd ed . East West press., 1989.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.