Styl cytowania APA

Lefever, E. W. (1968). State-building in tropical Africa. Orbis. - publ. by the Foreign Policy Research Institute of the University of Pennsylvania.

Styl cytowania Chicago

Lefever, Ernest W. "State-building in Tropical Africa." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania 1968.

Styl cytowania MLA

Lefever, Ernest W. "State-building in Tropical Africa." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania, 1968.