APA-referens (7:e uppl.)

Pitts, R. A., & Lei, D. (2000). Strategic management: Building and sustaining competitive advantage (2nd ed.). South-Western College Pub.

Chicago-referens (17:e uppl.)

Pitts, Robert A., och David Lei. Strategic Management: Building and Sustaining Competitive Advantage. 2nd ed. Cincinnati, OH: South-Western College Pub, 2000.

MLA-referens (9:e uppl.)

Pitts, Robert A., och David Lei. Strategic Management: Building and Sustaining Competitive Advantage. 2nd ed. South-Western College Pub, 2000.