Hult, A., Dahlgren, E., Hamilton, D., & Söderström, T. (2006). Teachers' Invisible Presence in Net-based Distance Education. Athabasca University Press.
Style de citation Chicago (17e éd.)Hult, Agneta, Ethel Dahlgren, David Hamilton, et Tor Söderström. Teachers' Invisible Presence in Net-based Distance Education. Athabasca University Press, 2006.
Style de citation MLA (8e éd.)Hult, Agneta, et al. Teachers' Invisible Presence in Net-based Distance Education. Athabasca University Press, 2006.
Attention : ces citations peuvent ne pas être correctes à 100%.