APA (7th ed.) Citation

Sorokin, P. (1931). Principles of rural-urban sociology. Holt.

Chicago Style (17th ed.) Citation

Sorokin, Pitirim. Principles of Rural-urban Sociology. New York: Holt, 1931.

MLA (9th ed.) Citation

Sorokin, Pitirim. Principles of Rural-urban Sociology. Holt, 1931.

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