Citazione Stile APA (7a Edizione)

Irving, R. M. (1972). Readings in Canadian geography (Rev. ed.). Holt, Rinehart and Winston of Canada.

Citazione stile Chigago Style (17a edizione)

Irving, Robert M. Readings in Canadian Geography. Rev. ed. Toronto [u.a.]: Holt, Rinehart and Winston of Canada, 1972.

Citatione MLA (9a ed.)

Irving, Robert M. Readings in Canadian Geography. Rev. ed. Holt, Rinehart and Winston of Canada, 1972.