Gaya APA

Fried-Kline, S., Sullivan, W. (2003). Hotel front office simulation : a workbook and software package . New York: John Wiley & Sons, Inc..

Gaya MLA

Fried-Kline, Sherly., Sullivan, Wiliam. "Hotel front office simulation : a workbook and software package". New York: John Wiley & Sons, Inc., 2003. BUKU.