Cita APA (7a ed.)

Não informado. (1966). Programmed learning and educational technology. Association for Programmed Learning.

Cita Chicago Style (17a ed.)

Não informado. Programmed Learning and Educational Technology. London: Association for Programmed Learning, 1966.

Cita MLA (8a ed.)

Não informado. Programmed Learning and Educational Technology. Association for Programmed Learning, 1966.

Precaución: Estas citas no son 100% exactas.