APA-referens (7:e uppl.)

Spectar, J. M. (2014). Foundations of Educational. Routledge.

Chicago-referens (17:e uppl.)

Spectar, J. Michael. Foundations of Educational. New York: Routledge, 2014.

MLA-referens (9:e uppl.)

Spectar, J. Michael. Foundations of Educational. Routledge, 2014.