APA (7th ed.) Citation

Calahan, H. A. (1946). Geography for grown-ups. Harper & brothers.

Chicago Style (17th ed.) Citation

Calahan, H. A. Geography for Grown-ups. New York, London: Harper & brothers, 1946.

MLA (9th ed.) Citation

Calahan, H. A. Geography for Grown-ups. Harper & brothers, 1946.

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