Cita APA

Keen, W. J. (1928). The North West Frontier Province and the war. Govt. Print. and Stationery.

Citación estilo Chicago

Keen, W. J. The North West Frontier Province and the War. Peshawar: Govt. Print. and Stationery, 1928.

Cita MLA

Keen, W. J. The North West Frontier Province and the War. Govt. Print. and Stationery, 1928.