Dyfyniad APA

Pitts,Robert A, & Levi,David. (1996). Strategic management: Building and sustaining competitve advantage. West Publishing Company.

Dyfyniad Arddull Chicago

Pitts,Robert A, and Levi,David. Strategic Management: Building and Sustaining Competitve Advantage. New York: West Publishing Company, 1996.

Dyfyniad MLA

Pitts,Robert A, and Levi,David. Strategic Management: Building and Sustaining Competitve Advantage. West Publishing Company, 1996.

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