Dyfyniad APA

Petroski, H. (1997). Remaking the world: Adventures in engineering. New York: Vintage Books.

Dyfyniad Arddull Chicago

Petroski, Henry. Remaking the World: Adventures in Engineering. New York: Vintage Books, 1997.

Dyfyniad MLA

Petroski, Henry. Remaking the World: Adventures in Engineering. New York: Vintage Books, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.