Dyfyniad APA

Bedell, F. (1920). The airplane: A practical discussion of the principles of airplane flight. D. Van Nostrand Co..

Dyfyniad Arddull Chicago

Bedell, Frederick. The Airplane: A Practical Discussion of the Principles of Airplane Flight. New York: D. Van Nostrand Co., 1920.

Dyfyniad MLA

Bedell, Frederick. The Airplane: A Practical Discussion of the Principles of Airplane Flight. D. Van Nostrand Co., 1920.

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