Παραπομπή σε μορφή APA (7η εκδ.)

University, U. c. S. L. (1929). Crowd of people probably awaiting the start of 1929 Gardner Cup Air Race at Parks College.

Παραπομπή σε μορφή Chicago (17η εκδ.)

University, Unknown creator; St. Louis. Crowd of People Probably Awaiting the Start of 1929 Gardner Cup Air Race at Parks College. 1929.

Παραπομπή σε μορφή MLA (8th εκδ.)

University, Unknown creator; St. Louis. Crowd of People Probably Awaiting the Start of 1929 Gardner Cup Air Race at Parks College. 1929.