Παραπομπή σε μορφή APA (7η εκδ.)

Johnson, W. R. (1970). The Cameroon Federation: Political integration in a fragmentary society. Princeton University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Johnson, Willard R. The Cameroon Federation: Political Integration in a Fragmentary Society. Princeton, N.J: Princeton University Press, 1970.

Παραπομπή σε μορφή MLA (9th εκδ.)

Johnson, Willard R. The Cameroon Federation: Political Integration in a Fragmentary Society. Princeton University Press, 1970.