APA Citation

Horton, & Horton. (1977). Programmed learning aid for introductory sociology. Illonois: Learning Systems.

Chicago Style Citation

Horton, and Horton. Programmed Learning Aid for Introductory Sociology. Illonois: Learning Systems, 1977.

MLA Citation

Horton, and Horton. Programmed Learning Aid for Introductory Sociology. Illonois: Learning Systems, 1977.

Warning: These citations may not always be 100% accurate.