APA (7th ed.) Citation

Bahner, J. M. (1971). Learning styles. Institute for Development for [i.e. of] Educational Activities.

Chicago Style (17th ed.) Citation

Bahner, John M. Learning Styles. [Dayton, Ohio]: Institute for Development for [i.e. of] Educational Activities, 1971.

MLA (8th ed.) Citation

Bahner, John M. Learning Styles. Institute for Development for [i.e. of] Educational Activities, 1971.