Παραπομπή σε μορφή APA (7η εκδ.)

Kammen, D. M., & Hassenzahl, D. M. (1999). Should we risk it?: Exploring environmental, health, and technological problem solving. Princeton University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kammen, Daniel M., και David M. Hassenzahl. Should We Risk It?: Exploring Environmental, Health, and Technological Problem Solving. Princeton: Princeton University Press, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Kammen, Daniel M., και David M. Hassenzahl. Should We Risk It?: Exploring Environmental, Health, and Technological Problem Solving. Princeton University Press, 1999.