APA aipamena

Warnir E. P. (1922). The design of commercial airplanes. New York, The Society of Automotive Engineers, Inc, [1922].

Chicago Style aipamena

Warnir E. P. The Design of Commercial Airplanes. New York, The Society of Automotive Engineers, Inc, [1922], 1922.

MLA aipamena

Warnir E. P. The Design of Commercial Airplanes. New York, The Society of Automotive Engineers, Inc, [1922], 1922.