Style de citation APA

Wheeler, D. L. (1983). In the service of order: The Portuguese political police and the British, German and Spanish Intelligence ; 1932 - 1945. Journal of contemporary history.

Style de citation Chicago

Wheeler, Douglas L. "In the Service of Order: The Portuguese Political Police and the British, German and Spanish Intelligence ; 1932 - 1945." Journal of Contemporary History 1983.

Style de citation MLA

Wheeler, Douglas L. "In the Service of Order: The Portuguese Political Police and the British, German and Spanish Intelligence ; 1932 - 1945." Journal of Contemporary History, 1983.