APA (7e ed.) Bronvermelding

Hollins, B., & Pugh, S. (1990). Successful product design: What to do and when. Butterworths.

Chicago (17e ed.) Bronvermelding

Hollins, Bill, en Stuart Pugh. Successful Product Design: What to Do and When. London: Butterworths, 1990.

MLA (9e ed.) Bronvermelding

Hollins, Bill, en Stuart Pugh. Successful Product Design: What to Do and When. Butterworths, 1990.