Styl cytowania APA

George C. Marshall Research Foundation & Crawford, A. R. (1979). Posters of World War I and World War II in the George C. Marshall Research Foundation. Univ. Press of Virginia.

Styl cytowania Chicago

George C. Marshall Research Foundation i Anthony R. Crawford. Posters of World War I and World War II in the George C. Marshall Research Foundation. Charlottesville: Univ. Press of Virginia, 1979.

Styl cytowania MLA

George C. Marshall Research Foundation i Anthony R. Crawford. Posters of World War I and World War II in the George C. Marshall Research Foundation. Univ. Press of Virginia, 1979.