APA aipamena

University, U. c. S. L. (1942). PT-19 Fairchilds at Curtiss-Steinburg Airport.

Chicago Style aipamena

University, Unknown creator; St. Louis. PT-19 Fairchilds at Curtiss-Steinburg Airport. 1942.

MLA aipamena

University, Unknown creator; St. Louis. PT-19 Fairchilds at Curtiss-Steinburg Airport. 1942.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.