Παραπομπή σε μορφή APA (7η εκδ.)

Valkhoff, M. F. (1966). Studies in Portugese and Creole, with special reference to South Africa. Witwatersrand University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Valkhoff, Marius F. Studies in Portugese and Creole, with Special Reference to South Africa. Johannesburg: Witwatersrand University Press, 1966.

Παραπομπή σε μορφή MLA (9th εκδ.)

Valkhoff, Marius F. Studies in Portugese and Creole, with Special Reference to South Africa. Witwatersrand University Press, 1966.