Não informado. (1966). Programmed learning and educational technology. Association for Programmed Learning.
Style de citation Chicago (17e éd.)Não informado. Programmed Learning and Educational Technology. London: Association for Programmed Learning, 1966.
Style de citation MLA (8e éd.)Não informado. Programmed Learning and Educational Technology. Association for Programmed Learning, 1966.
Attention : ces citations peuvent ne pas être correctes à 100%.