APA

AUTORES VARIOS, . (1953). German through pictures, 1. New York: Washington Square press.

Chicago

AUTORES VARIOS, . 1953. German through pictures, 1. New York: Washington Square press.

Harvard

AUTORES VARIOS, . (1953). German through pictures, 1. New York: Washington Square press.

MLA

AUTORES VARIOS, . German through pictures, 1. New York: Washington Square press. 1953.