Czaplicka, J. (1990). Envisioning America: Prints, drawings, and photographs by George Grosz and his contemporaries 1915-1933.
Citazione stile Chigago Style (17a edizione)Czaplicka, John. Envisioning America: Prints, Drawings, and Photographs by George Grosz and His Contemporaries 1915-1933. 1990.
Citatione MLA (8a ed.)Czaplicka, John. Envisioning America: Prints, Drawings, and Photographs by George Grosz and His Contemporaries 1915-1933. 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.