APA Style
Porter, Michael E.. (1990).
The Competitive Advantage of Nations .
New York:
Free Press.
Chicago Style
Porter, Michael E..
The Competitive Advantage of Nations.
New York:
Free Press,
1990.
Text.
MLA Style
Porter, Michael E..
The Competitive Advantage of Nations.
New York:
Free Press,
1990.
Text.
Turabian Style
Porter, Michael E..
The Competitive Advantage of Nations.
New York:
Free Press,
1990.
Print.