Παραπομπή APA

Lehmann, D. R. (2003). Product management/3ed (3rd ed.). Tata Mc-Graw-Hill.

Παραπομπή Chicago Style

Lehmann, Donald. R. Product Management/3ed. 3rd ed. New Delhi: Tata Mc-Graw-Hill, 2003.

Παραπομπή MLA

Lehmann, Donald. R. Product Management/3ed. 3rd ed. Tata Mc-Graw-Hill, 2003.