Gaya APA
F.M.P, J, E, M. et al (1992).
Supervision In The Hospitality Industry (2nd edition).
USA:
John Wiley & Sons, Inc.
Gaya MLA
F.M.P, Jack, E., Miller,. et al.
"Supervision In The Hospitality Industry".
2nd edition
USA:
John Wiley & Sons, Inc,
1992.
Text.