APA (7th ed.) Citation

Samuels, W., & Zimmermann, F. (1935). I couldn't believe my eyes. Shapiro, Bernstein & Co.

Chicago Style (17th ed.) Citation

Samuels, Walter, and Frederick Zimmermann. I Couldn't Believe My Eyes. New York: Shapiro, Bernstein & Co, 1935.

MLA (9th ed.) Citation

Samuels, Walter, and Frederick Zimmermann. I Couldn't Believe My Eyes. Shapiro, Bernstein & Co, 1935.