Gaya APA

Powers, T., Barrows, C, W. (2009). E-BOOK : MANAGEMENT IN THE HOSPITALITY INDUSTRY NINTH EDITION . New Jersey: JOHN WILEY & SONS, INC..

Gaya MLA

Powers, Tom., Barrows, Clayton, W.. "E-BOOK : MANAGEMENT IN THE HOSPITALITY INDUSTRY NINTH EDITION". New Jersey: JOHN WILEY & SONS, INC., 2009. Text.