Dyfyniad APA
Houghton, E. (1993). Aerodynamics for Engineering Students (4th ed.). CBS Pub.
Dyfyniad Arddull Chicago
Houghton, E.L. Aerodynamics for Engineering Students. 4th ed. New Delhi: CBS Pub, 1993.
Dyfyniad MLA
Houghton, E.L. Aerodynamics for Engineering Students. 4th ed. CBS Pub, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.