APA (7. basım) Alıntı

CRAWFORD, C. (1991). New products management.-- ed.3. Irwin.

Chicago Style (17. basım) Atıf

CRAWFORD, C.Merle. New Products Management.-- Ed.3. Homewood: Irwin, 1991.

MLA (9th ed.) Atıf

CRAWFORD, C.Merle. New Products Management.-- Ed.3. Irwin, 1991.