Cita APA (7a ed.)

Bergel, E. E. (1962). Social stratification. McGraw-Hill.

Cita Chicago Style (17a ed.)

Bergel, Egon Ernest. Social Stratification. New York [etc.]: McGraw-Hill, 1962.

Cita MLA (9a ed.)

Bergel, Egon Ernest. Social Stratification. McGraw-Hill, 1962.