Gaya APA

KATZ, A, M. (2009). HEART FAILURE (2). Philadelphia610: WOLTERS KLUWER LIPPINCOTT WILLIAMS &WILKINS.

Gaya MLA

KATZ, ARNOLD, M. "HEART FAILURE". 2 Philadelphia610: WOLTERS KLUWER LIPPINCOTT WILLIAMS &WILKINS, 2009. Text.