APA (7 वां संस्करण) प्रशस्ति पत्र
American Society for Testing and Materials. Committee E-28 on Mechanical Testing, Holt, J. M., & Puzak, P. (1986). Drop-weight test for determination of nil-ductility transition temperature, user's experience with ASTM method E 208: A symposium, Williamsburg, VA, 28-29 Nov. 1984. ASTM.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
American Society for Testing and Materials. Committee E-28 on Mechanical Testing, John M. Holt, और P.P Puzak. Drop-weight Test for Determination of Nil-ductility Transition Temperature, User's Experience with ASTM Method E 208: A Symposium, Williamsburg, VA, 28-29 Nov. 1984. Philadelphia, PA: ASTM, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
American Society for Testing and Materials. Committee E-28 on Mechanical Testing, et al. Drop-weight Test for Determination of Nil-ductility Transition Temperature, User's Experience with ASTM Method E 208: A Symposium, Williamsburg, VA, 28-29 Nov. 1984. ASTM, 1986.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.