The challenging skies;
the colorful story of aviation's most exciting years, 1919-1939 /
[by] C. R. Roseberry.
APA Citation
Roseberry, C. R. (1966). The challenging skies: the colorful story of aviation's most exciting years, 1919-1939. [1st ed.]. Garden City, N.Y.: Doubleday.
MLA Citation
Roseberry, Cecil R. The Challenging Skies: the Colorful Story of Aviation's Most Exciting Years, 1919-1939. [1st ed.]. Garden City, N.Y.: Doubleday, 1966.
Warning: These citations may not always be complete (especially for serials).