Cita APA

Heyworth, J. R. (1987). 1987 Year Book of Emergency Medicine.

Chicago Style Citation

Heyworth, J. R. 1987 Year Book of Emergency Medicine. 1987.

Cita MLA

Heyworth, J. R. 1987 Year Book of Emergency Medicine. 1987.

Atenció: Aquestes cites poden no estar 100% correctes.