Viden, J. K. (1988). How to prevent your next heart attack. Fawcett Crest.
Cita Chicago (17th ed.)Viden, John K. How to Prevent Your Next Heart Attack. Fawcett Crest, 1988.
Cita MLA (9th ed.)Viden, John K. How to Prevent Your Next Heart Attack. Fawcett Crest, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.