Cita APA (7th ed.)

Pitts, R. A., & Lei, D. (2007). Strategic management: Building and sustaining competitive advantage (4th edition.). Thomson/South-Western.

Cita Chicago (17th ed.)

Pitts, Robert A., i David Lei. Strategic Management: Building and Sustaining Competitive Advantage. 4th edition. Singapore: Thomson/South-Western, 2007.

Cita MLA (9th ed.)

Pitts, Robert A., i David Lei. Strategic Management: Building and Sustaining Competitive Advantage. 4th edition. Thomson/South-Western, 2007.