APA (7th ed.) Citation

Freudenthal, E. E. (1949). Flight into history ([1st ed.].). Univ. of Oklahoma Press.

Chicago Style (17th ed.) Citation

Freudenthal, Elsbeth Estelle. Flight into History. [1st ed.]. Norman: Univ. of Oklahoma Press, 1949.

MLA (9th ed.) Citation

Freudenthal, Elsbeth Estelle. Flight into History. [1st ed.]. Univ. of Oklahoma Press, 1949.