APA (7th ed.) Zitazioa

Lehmann, D. R. (2003). Product management. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Lehmann, Donald R. Product Management. Boston: McGraw-Hill, 2003.

MLA (9th ed.) Zitazioa

Lehmann, Donald R. Product Management. McGraw-Hill, 2003.