APA (7th ed.) Zitazioa

Petroski, H. (1993). The evolution of useful things (First edition.). Alfred A.Knopf.

Chicago Style (17th ed.) Zitazioa

Petroski, Henry. The Evolution of Useful Things. First edition. New York: Alfred A.Knopf, 1993.

MLA (9th ed.) Zitazioa

Petroski, Henry. The Evolution of Useful Things. First edition. Alfred A.Knopf, 1993.