Dyfyniad APA

Shields, B. A. (1942). Principles of flight. McGraw-Hill book company, inc. ; London.

Dyfyniad Arddull Chicago

Shields, Bert A. Principles of Flight. New York: McGraw-Hill book company, inc. ; London, 1942.

Dyfyniad MLA

Shields, Bert A. Principles of Flight. McGraw-Hill book company, inc. ; London, 1942.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.