APA (7th ed.) Citation

Putnam, D. F. (1961). A regional geography of Canada (5. printing.). Dent.

Chicago Style (17th ed.) Citation

Putnam, Donald F. A Regional Geography of Canada. 5. printing. Toronto [u.a.]: Dent, 1961.

MLA (9th ed.) Citation

Putnam, Donald F. A Regional Geography of Canada. 5. printing. Dent, 1961.