Chaturvedi, M. (1997). New Product Development. A.H.Wheeler.
Lua i Stíl Chicago (17ú heag.)Chaturvedi, Mukesh. New Product Development. A.H.Wheeler, 1997.
Lua MLA (9ú heag.)Chaturvedi, Mukesh. New Product Development. A.H.Wheeler, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.