Cita APA (7a ed.)

Polk, e. b. D. C. C. M. a. H. C. Trauma. Butterworths.

Cita Chicago Style (17a ed.)

Polk, edited by David C. Carter MD and Hiram C. Trauma. Butterworths.

Cita MLA (8a ed.)

Polk, edited by David C. Carter MD and Hiram C. Trauma. Butterworths.