APA

Principles and practice of emergency medicine / edit. George R. Schwartz, Schwartz G. R. [. a., .3ed. : .

Chicago

Principles and practice of emergency medicine / edit. George R. Schwartz, Schwartz George R [et al.], .3ed. : .

Harvard

Principles and practice of emergency medicine / edit. George R. Schwartz, Schwartz G. R. [. a., .3ed. : .

MLA

Principles and practice of emergency medicine / edit. George R. Schwartz, Schwartz George R [et al.], .: . .