Werstein, I. (1964). 1914-1918: World War I told with pictures. Cooper Square.
Cita Chicago Style (17a ed.)Werstein, Irving. 1914-1918: World War I Told with Pictures. New York: Cooper Square, 1964.
Cita MLA (9a ed.)Werstein, Irving. 1914-1918: World War I Told with Pictures. Cooper Square, 1964.
Precaución: Estas citas no son 100% exactas.