Παραπομπή σε μορφή APA (7η εκδ.)

Czaplicka, J. (1990). Envisioning America: Prints, drawings, and photographs by George Grosz and his contemporaries 1915-1933.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Czaplicka, John. Envisioning America: Prints, Drawings, and Photographs by George Grosz and His Contemporaries 1915-1933. 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Czaplicka, John. Envisioning America: Prints, Drawings, and Photographs by George Grosz and His Contemporaries 1915-1933. 1990.