Gaya APA
RYAN, C.
(1995).
Researching Tourist Satisfaction: issues, concepts, problems
(
cet. 1)
.
Malang:
ADICITA GROUP.
Gaya MLA
RYAN, Chris.
"Researching Tourist Satisfaction: issues, concepts, problems".
cet. 1
Malang:
ADICITA GROUP,
1995.
Text.