Gaya APA

Technicians, N, A, O, E, M., Surgeons, A, C, O. (2016). PHTLS: Prehospital Trauma Life Support (8). Burlington: Jones & Bartlett.

Gaya MLA

Technicians, National, Association, Of, Emergency, Medical., Surgeons, American, College, Of. "PHTLS: Prehospital Trauma Life Support". 8 Burlington: Jones & Bartlett, 2016. Text.