Gaya APA
Walker, Gordon. (2004).
Modern Competitive Strategy (1).
New York:
McGraw-Hill Book Company.
Gaya Chicago
Walker, Gordon.
Modern Competitive Strategy .
1
New York:
McGraw-Hill Book Company,
2004.
TANDON.
Gaya MLA
Walker, Gordon.
Modern Competitive Strategy .
1
New York:
McGraw-Hill Book Company,
2004.
TANDON.
Gaya Turabian
Walker, Gordon.
Modern Competitive Strategy .
1
New York:
McGraw-Hill Book Company,
2004.
TANDON.