Cita APA (7a ed.)

Norwid-Neugebauer, M., & Jordan, P. (1942). The defence of Poland: (September 1939). M. I. Kolin.

Cita Chicago Style (17a ed.)

Norwid-Neugebauer, Mieczysław, y Peter Jordan. The Defence of Poland: (September 1939). London: M. I. Kolin, 1942.

Cita MLA (9a ed.)

Norwid-Neugebauer, Mieczysław, y Peter Jordan. The Defence of Poland: (September 1939). M. I. Kolin, 1942.