Gaya APA
Walker, Gordon. (2004).
Modern Competitive Strategy .
Hoboken, NJ:
Sams.
Gaya Chicago
Walker, Gordon.
Modern Competitive Strategy.
Hoboken, NJ:
Sams,
2004.
.
Gaya MLA
Walker, Gordon.
Modern Competitive Strategy.
Hoboken, NJ:
Sams,
2004.
.
Gaya Turabian
Walker, Gordon.
Modern Competitive Strategy.
Hoboken, NJ:
Sams,
2004.
.