Gaya APA
Leo, Sutanto. (2019).
English for Professional Food & Beverage Services .
jakata:
Erlangga.
Gaya Chicago
Leo, Sutanto.
English for Professional Food & Beverage Services.
jakata:
Erlangga,
2019.
Text.
Gaya MLA
Leo, Sutanto.
English for Professional Food & Beverage Services.
jakata:
Erlangga,
2019.
Text.
Gaya Turabian
Leo, Sutanto.
English for Professional Food & Beverage Services.
jakata:
Erlangga,
2019.
Print.