Παραπομπή σε μορφή APA (7η εκδ.)

Harms, R. W. (1974). Land tenure and agricultural development in Zaire, 1895-1961. Land Tenure Center, University of Wisconsin.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harms, Robert W. Land Tenure and Agricultural Development in Zaire, 1895-1961. Madison: Land Tenure Center, University of Wisconsin, 1974.

Παραπομπή σε μορφή MLA (9th εκδ.)

Harms, Robert W. Land Tenure and Agricultural Development in Zaire, 1895-1961. Land Tenure Center, University of Wisconsin, 1974.