APA aipamena

HORTON, P. B., & HORTON, R. L. (1977). Introductory sociology. Richard D. Irwin.

Chicago Style aipamena

HORTON, Paul B., and Robert L. HORTON. Introductory Sociology. Illinois: Richard D. Irwin, 1977.

MLA aipamena

HORTON, Paul B., and Robert L. HORTON. Introductory Sociology. Richard D. Irwin, 1977.