Gaya APA
Widjojo,Marsum;Fauziah,Siti, .
(2016).
Professional Waiter
.
Yogyakarta:
Penerbit Andi.
Gaya MLA
Widjojo,Marsum;Fauziah,Siti, .
"Professional Waiter".
Yogyakarta:
Penerbit Andi,
2016.
Text.