David, F. R. (1999). Strategic management: Concepts & cases (7th ed.). Prentice-Hall.
Chicago Style aipamenaDavid, Fred R. Strategic Management: Concepts & Cases. 7th ed. Upper Saddle River, N.J: Prentice-Hall, 1999.
MLA aipamenaDavid, Fred R. Strategic Management: Concepts & Cases. 7th ed. Prentice-Hall, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.