Gaya APA
Research Design Qualitative & Quantitative Approaches. (2003).
JAKARTA:
.
Gaya Chicago
Research Design Qualitative & Quantitative Approaches.
.
JAKARTA:
,
2003.
Text Books.
Gaya MLA
Research Design Qualitative & Quantitative Approaches.
.
JAKARTA:
,
2003.
Text Books.
Gaya Turabian
Research Design Qualitative & Quantitative Approaches.
JAKARTA:
,
2003.
Text Books.