Παραπομπή APA

Kirst, H. H., & J. Maxwell Brownjohn. (1966). The 20th of July. Collins.

Παραπομπή Chicago Style

Kirst, Hans Hellmut, και J. Maxwell Brownjohn. The 20th of July. London: Collins, 1966.

Παραπομπή MLA

Kirst, Hans Hellmut, και J. Maxwell Brownjohn. The 20th of July. Collins, 1966.