Gaya APA
Walker, Gordon. (2009).
Modern Competitive Strategy (3rd).
Singapore:
McGraw-Hill.
Gaya Chicago
Walker, Gordon.
Modern Competitive Strategy.
3rd
Singapore:
McGraw-Hill,
2009.
Monograf.
Gaya MLA
Walker, Gordon.
Modern Competitive Strategy.
3rd
Singapore:
McGraw-Hill,
2009.
Monograf.
Gaya Turabian
Walker, Gordon.
Modern Competitive Strategy.
3rd
Singapore:
McGraw-Hill,
2009.
Monograf.