Citazione Stile APA (7a Edizione)

Drummond, A. (1988). Typing first course (5th ed.). McGraw-Hill Book Company.

Citazione stile Chigago Style (17a edizione)

Drummond, Archie. Typing First Course. 5th ed. London: McGraw-Hill Book Company, 1988.

Citatione MLA (9a ed.)

Drummond, Archie. Typing First Course. 5th ed. McGraw-Hill Book Company, 1988.