Gaya APA

al., H, T, E. (1988). Emergency medicine; self assessment and review. -- 2nd ed. . St. Louis: The C. V. Mosby Co..

Gaya MLA

al., Harold, Thomas,, Et.. "Emergency medicine; self assessment and review. -- 2nd ed.". St. Louis: The C. V. Mosby Co., 1988. Text.