Gaya APA
Udoyono, Bambang. (2012).
English Conversation For Customer Service And Sales Promotion Staff (1st ed.).
Yogyakarta:
ANDI Offset.
Gaya Chicago
Udoyono, Bambang.
English Conversation For Customer Service And Sales Promotion Staff.
1st ed.
Yogyakarta:
ANDI Offset,
2012.
Text.
Gaya MLA
Udoyono, Bambang.
English Conversation For Customer Service And Sales Promotion Staff.
1st ed.
Yogyakarta:
ANDI Offset,
2012.
Text.
Gaya Turabian
Udoyono, Bambang.
English Conversation For Customer Service And Sales Promotion Staff.
1st ed.
Yogyakarta:
ANDI Offset,
2012.
Print.