Gaya APA
Walker, Gordon. (2009).
MODERN COMPETITIVE STRATEGY
Third Edition (3).
New York:
Mcgraw-hill.
Gaya Chicago
Walker, Gordon.
MODERN COMPETITIVE STRATEGY
Third Edition.
3
New York:
Mcgraw-hill,
2009.
Text.
Gaya MLA
Walker, Gordon.
MODERN COMPETITIVE STRATEGY
Third Edition.
3
New York:
Mcgraw-hill,
2009.
Text.
Gaya Turabian
Walker, Gordon.
MODERN COMPETITIVE STRATEGY
Third Edition.
3
New York:
Mcgraw-hill,
2009.
Print.