Gaya APA
LOVELOCK,Christoper, ., WIRTZ,Jochen, .
(2011).
Services Marketing 7 Ed.
(
7)
.
:
Pearson Education.
Gaya MLA
LOVELOCK,Christoper, ., WIRTZ,Jochen, .
"Services Marketing 7 Ed.".
7
:
Pearson Education,
2011.
Textbook.