Citazione Stile APA (7a Edizione)

Waters, G. H. C. (1961). First lessons in physical geography (New ed., first published 1957, 3. impression (with corrections) 1959, 2. ed.). Longmans.

Citazione stile Chigago Style (17a edizione)

Waters, Grahame Hugh Clement. First Lessons in Physical Geography. New ed., first published 1957, 3. impression (with corrections) 1959, 2. ed. London: Longmans, 1961.

Citatione MLA (9a ed.)

Waters, Grahame Hugh Clement. First Lessons in Physical Geography. New ed., first published 1957, 3. impression (with corrections) 1959, 2. ed. Longmans, 1961.