Citazione Stile APA (7a Edizione)

Williams, T. I. (1987). The history of invention. Facts on File.

Citazione stile Chigago Style (17a edizione)

Williams, Trevor Illtyd. The History of Invention. New York, N Y: Facts on File, 1987.

Citatione MLA (9a ed.)

Williams, Trevor Illtyd. The History of Invention. Facts on File, 1987.