APA (7th ed.) Citation

Hardwick, F. C. (1967). Teaching history and geography: A source book of suggestions (2. ed.). Gage.

Chicago Style (17th ed.) Citation

Hardwick, Francis C. Teaching History and Geography: A Source Book of Suggestions. 2. ed. Toronto: Gage, 1967.

MLA (9th ed.) Citation

Hardwick, Francis C. Teaching History and Geography: A Source Book of Suggestions. 2. ed. Gage, 1967.