Gaya APA

Douglas, M, L. (2010). HEART FAILURE A Camapanion To Braunwald's HEART DISEASE (Edisi 2nd.ed.). louis: Saunders Elsevier.

Gaya MLA

Douglas, Mann, L.. "HEART FAILURE A Camapanion To Braunwald's HEART DISEASE". Edisi 2nd.ed. louis: Saunders Elsevier, 2010. Text.