Gaya APA

Hess, A, C. (1978). The forgotten frontier: A history of the sixteenth-century Ibero-African frontier. . Chicago: Chicago University of Chicago Press.

Gaya MLA

Hess, Andrew, C.. "The forgotten frontier: A history of the sixteenth-century Ibero-African frontier. ". Chicago: Chicago University of Chicago Press, 1978. Buku.