Citazione Stile APA (7a Edizione)

Wilson, J. G. (1987). Language of maps (Revised ed., reprinted.). Schofield & Sims.

Citazione stile Chigago Style (17a edizione)

Wilson, John Graham. Language of Maps. Revised ed., reprinted. Huddersfield: Schofield & Sims, 1987.

Citatione MLA (9a ed.)

Wilson, John Graham. Language of Maps. Revised ed., reprinted. Schofield & Sims, 1987.