Cita APA (7th ed.)

SCHARD, T. S., & LAMM, R. P. (1995). Sociology.-- ed.5. McGraw Hill.

Cita Chicago (17th ed.)

SCHARD, T. Schaefer, i Robert P. LAMM. Sociology.-- Ed.5. New York: McGraw Hill, 1995.

Cita MLA (9th ed.)

SCHARD, T. Schaefer, i Robert P. LAMM. Sociology.-- Ed.5. McGraw Hill, 1995.