Gaya APA
Cholil, M.
(2014).
Complain Topedia : the art of complain handling
.
Yogyakarta:
Penerbit Andi.
Gaya MLA
Cholil, Mohammad.
"Complain Topedia : the art of complain handling".
Yogyakarta:
Penerbit Andi,
2014.
Text.