Crawford, C. M. B. (2011). New products management (9 edition.).
Chicago Style aipamenaCrawford, C MerlC; Benedetto. New Products Management. 9 edition. Tata Mc Graw Hill: New Delhi, 2011.
MLA aipamenaCrawford, C MerlC; Benedetto. New Products Management. 9 edition. 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.