Lua APA (7ú heag.)

Crawford, C. M. (1997). New products management (5th ed.). Irwin.

Lua i Stíl Chicago (17ú heag.)

Crawford, C. Merle. New Products Management. 5th ed. Chicago: Irwin, 1997.

Lua MLA (8ú heag.)

Crawford, C. Merle. New Products Management. 5th ed. Irwin, 1997.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.