Grock king of clowns

MLA

Grock, Basil Creighton, and Ernst Konstantin. Grock King of Clowns. London: Methuen, 1957.

APA

Grock, G., Creighton, B., & Konstantin, E. (1957). Grock king of clowns. London: Methuen.

Chicago

Grock, and Ernst Konstantin. Grock King of Clowns. Translated by Basil Creighton. London: Methuen, 1957.