Gaya APA
Handayani, D., Esensi, T.
(2009).
Service operation : the official MIM Academy coursebook
.
Jakarta:
Esensi.
Gaya MLA
Handayani, Desy., Esensi, Tim.
"Service operation : the official MIM Academy coursebook".
Jakarta:
Esensi,
2009.
Text.