Style de citation APA (7e éd.)

Shenton, J. P., & Meckler, A. M. (1973). Programmed learning aid for United States history. Learning Systems.

Style de citation Chicago (17e éd.)

Shenton, James Patrick, et Alan M. Meckler. Programmed Learning Aid for United States History. Homewood, Ill: Learning Systems, 1973.

Style de citation MLA (9e éd.)

Shenton, James Patrick, et Alan M. Meckler. Programmed Learning Aid for United States History. Learning Systems, 1973.