Gaya APA

DAVIDSON, S, S., HASLETT, C, [. (1999). DAVIDSON'S principles and practice of medicine (18th.ed.). Edinburg: Churchill Livingstone.

Gaya MLA

DAVIDSON, Sir, Stanley., HASLETT, Christopher, [ed.]. "DAVIDSON'S principles and practice of medicine". 18th.ed. Edinburg: Churchill Livingstone, 1999. Buku.