APA

Giuliani E. R., . (1991). Cardiology. London: Mosby yearbook.

Chicago

Giuliani Emilio R, . 1991. Cardiology. London: Mosby yearbook.

Harvard

Giuliani E. R., . (1991). Cardiology. London: Mosby yearbook.

MLA

Giuliani Emilio R, . Cardiology. London: Mosby yearbook. 1991.