Cita APA (7a ed.)

Hagedorn, R. (1981). Essentials of sociology. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Hagedorn, Robert. Essentials of Sociology. Toronto: Holt, Rinehart and Winston, 1981.

Cita MLA (9a ed.)

Hagedorn, Robert. Essentials of Sociology. Holt, Rinehart and Winston, 1981.