Dyfyniad APA

(1967). Way things work: An illustrated encyclopedia of technology. Simon and schuster.

Dyfyniad Arddull Chicago

Way Things Work: An Illustrated Encyclopedia of Technology. New york: Simon and schuster, 1967.

Dyfyniad MLA

Way Things Work: An Illustrated Encyclopedia of Technology. Simon and schuster, 1967.

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