Gaya APA
Boella, M, J, (. (2005).
Human Resource Management in the Hospitality Industry and Introduction Guide (8th edisi).
Amsterdam:
alseiver.
Gaya MLA
Boella, Michael, J, (et.al).
"Human Resource Management in the Hospitality Industry and Introduction Guide".
8th edisi
Amsterdam:
alseiver,
2005.
Text.