APA (7th ed.) Citation

(1975). United States and Canada (2. ed.). Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

United States and Canada. 2. ed. London: Oxford Univ. Pr, 1975.

MLA (9th ed.) Citation

United States and Canada. 2. ed. Oxford Univ. Pr, 1975.

Warning: These citations may not always be 100% accurate.