Gaya APA

Murphy, O, H, A, M, F. (2012). MANAGEMENT OF THE DIFFUCULT AND FAILED AIRWAY (SECOND EDITION). China: Mc grawhills companies.

Gaya MLA

Murphy, Orlando, Hung, And, Michael, F.. "MANAGEMENT OF THE DIFFUCULT AND FAILED AIRWAY". SECOND EDITION China: Mc grawhills companies, 2012. Text.