MLA

Geist, Harold, and Charles Kram. The Etiology of Idiopathic Epilepsy. [1st ed.] New York: Exposition Press, 1962.

APA

Geist, H., & Kram, C. (1962). The etiology of idiopathic epilepsy. [1st ed.] New York: Exposition Press.

Chicago

Geist, Harold, and Charles Kram. The Etiology of Idiopathic Epilepsy. [1st ed.] New York: Exposition Press, 1962.