Cita APA (7th ed.)

Vallier, I., & Apter, D. E. (1971). Comparative methods in sociology: Essays on trends and applications. University of California Press.

Cita Chicago (17th ed.)

Vallier, Ivan, i David Ernest Apter. Comparative Methods in Sociology: Essays on Trends and Applications. Berkeley: University of California Press, 1971.

Cita MLA (9th ed.)

Vallier, Ivan, i David Ernest Apter. Comparative Methods in Sociology: Essays on Trends and Applications. University of California Press, 1971.