APA-ийн эшлэл(7 дахь хэвлэлт)

Porter Michael E. (1980). Competitve Strategy: Techniques for Analyzing Industries and Competitors. Free Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Porter Michael E. Competitve Strategy: Techniques for Analyzing Industries and Competitors. New York: Free Press, 1980.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Porter Michael E. Competitve Strategy: Techniques for Analyzing Industries and Competitors. Free Press, 1980.