Kelley, H. J., & Lefton, L. (1976). Studies of aircraft differential maneuvering. Report 75-27: Calculating of differential-turning barrier surfaces. Report 75-26: A user's guide to the aircraft energy-turn and tandem-motion computer programs. Report 75-7: A user's guide to the aircraft energy-turn hodograph program. CASI.
Παραπομπή σε μορφή Chicago (17η εκδ.)Kelley, H. J., και L. Lefton. "Studies of Aircraft Differential Maneuvering. Report 75-27: Calculating of Differential-turning Barrier Surfaces. Report 75-26: A User's Guide to the Aircraft Energy-turn and Tandem-motion Computer Programs. Report 75-7: A User's Guide to the Aircraft Energy-turn Hodograph Program." CASI 1976.
Παραπομπή σε μορφή MLA (9th εκδ.)Kelley, H. J., και L. Lefton. "Studies of Aircraft Differential Maneuvering. Report 75-27: Calculating of Differential-turning Barrier Surfaces. Report 75-26: A User's Guide to the Aircraft Energy-turn and Tandem-motion Computer Programs. Report 75-7: A User's Guide to the Aircraft Energy-turn Hodograph Program." CASI, 1976.