APA Style
BUSINESS RESEARCH METHODS. (2001).
singapore:
McGraw Hill.
Chicago Style
BUSINESS RESEARCH METHODS.
7.
singapore:
McGraw Hill,
2001.
Buku Teks.
MLA Style
BUSINESS RESEARCH METHODS.
7.
singapore:
McGraw Hill,
2001.
Buku Teks.
Turabian Style
BUSINESS RESEARCH METHODS.
singapore:
McGraw Hill,
2001.
Buku Teks.