Gaya APA
Porter, Michael E.. (1986).
Competition in global industries .
Boston:
Harvard Business School Press.
Gaya Chicago
Porter, Michael E..
Competition in global industries.
Boston:
Harvard Business School Press,
1986.
Text.
Gaya MLA
Porter, Michael E..
Competition in global industries.
Boston:
Harvard Business School Press,
1986.
Text.
Gaya Turabian
Porter, Michael E..
Competition in global industries.
Boston:
Harvard Business School Press,
1986.
Print.