APA Style
Porter, Michael E.. (2011).
On Strategy .
Massachusetts:
HARVARD BUSINESS REVIEW PRESS.
Chicago Style
Porter, Michael E..
On Strategy.
Massachusetts:
HARVARD BUSINESS REVIEW PRESS,
2011.
Text.
MLA Style
Porter, Michael E..
On Strategy.
Massachusetts:
HARVARD BUSINESS REVIEW PRESS,
2011.
Text.
Turabian Style
Porter, Michael E..
On Strategy.
Massachusetts:
HARVARD BUSINESS REVIEW PRESS,
2011.
Print.