Dyfyniad APA
Houghton, E. (2003). Aerodynamics for engineering students (5th ed.). Butterworth-Heinemann.
Dyfyniad Arddull Chicago
Houghton, E.L. Aerodynamics for Engineering Students. 5th ed. New Delhi: Butterworth-Heinemann, 2003.
Dyfyniad MLA
Houghton, E.L. Aerodynamics for Engineering Students. 5th ed. Butterworth-Heinemann, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.