Citazione Stile APA (7a Edizione)

Rheingold, H. (1991). Virtual reality. Summit Books.

Citazione stile Chigago Style (17a edizione)

Rheingold, Howard. Virtual Reality. New York: Summit Books, 1991.

Citatione MLA (9a ed.)

Rheingold, Howard. Virtual Reality. Summit Books, 1991.