Dyfyniad APA

Institute of Medicine (U.S.). Committee on the Future of Emergency Care in the United States Health System & ebrary, Inc. (2007). Emergency medical services at the crossroads. National Academies Press.

Dyfyniad Arddull Chicago

Institute of Medicine (U.S.). Committee on the Future of Emergency Care in the United States Health System and Inc ebrary. Emergency Medical Services at the Crossroads. Washington, DC: National Academies Press, 2007.

Dyfyniad MLA

Institute of Medicine (U.S.). Committee on the Future of Emergency Care in the United States Health System and Inc ebrary. Emergency Medical Services at the Crossroads. National Academies Press, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.