Gaya APA

NIENABER, G, [., RAVEN-HART, R, [. (1970). JOHAN Daniel Buttner's : . Cape Town: A.A. Balkema.

Gaya MLA

NIENABER, G.S, [ed.]., RAVEN-HART, R., [ed.]. "JOHAN Daniel Buttner's :". Cape Town: A.A. Balkema, 1970. Buku.