APA ציטוט

Petroski, H. (1993). The evolution of useful things. New York: Alfred A. Knopf.

Trích dẫn kiểu Chicago

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

ציטוט MLA

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