APA-viite (7. p.)

Zec, P. (2006). Return on Ideas: Better by design / Peter Zec. red dot ed..

Chicago-viite (17. p.)

Zec, Peter. Return on Ideas: Better by Design / Peter Zec. Essen: red dot ed., 2006.

MLA-viite (8. p.)

Zec, Peter. Return on Ideas: Better by Design / Peter Zec. red dot ed., 2006.