Pierrakeas, C., Xeno, M., Panagiotakopoulos, C., & Vergidis, D. (2004). A Comparative Study of Dropout Rates and Causes for Two Different Distance Education Courses. Athabasca University Press.
Style de citation Chicago (17e éd.)Pierrakeas, Christos, Michalis Xeno, Christos Panagiotakopoulos, et Dimitris Vergidis. A Comparative Study of Dropout Rates and Causes for Two Different Distance Education Courses. Athabasca University Press, 2004.
Style de citation MLA (8e éd.)Pierrakeas, Christos, et al. A Comparative Study of Dropout Rates and Causes for Two Different Distance Education Courses. Athabasca University Press, 2004.
Attention : ces citations peuvent ne pas être correctes à 100%.