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(en) Gilad Ravid, Yoram M Kalman et Sheizaf Rafaeli, « Wikibooks in higher education: Empowerment through online distributed collaboration », Computers in Human Behavior, including the Special Issue: Internet Empowerment, vol. 24, no 5, , p. 1913–1928 (ISSN0747-5632, DOI10.1016/j.chb.2008.02.010, lire en ligne, consulté le )
(en) Gilad Ravid, Yoram M Kalman et Sheizaf Rafaeli, « Wikibooks in higher education: Empowerment through online distributed collaboration », Computers in Human Behavior, including the Special Issue: Internet Empowerment, vol. 24, no 5, , p. 1913–1928 (ISSN0747-5632, DOI10.1016/j.chb.2008.02.010, lire en ligne, consulté le )