Cita APA

Leach, B. A. 1. (1973). German strategy against Russia: 1939 - 1941. Clarendon Press.

Citación estilo Chicago

Leach, Barry A. 1973. German Strategy Against Russia: 1939 - 1941. Oxford: Clarendon Press, 1973.

Cita MLA

Leach, Barry A. 1973. German Strategy Against Russia: 1939 - 1941. Clarendon Press, 1973.