European Conference on e-Learning Groningen, Netherlands, & Beldhuis, H. (2012). Proceedings of the 11th European Conference on eLearning: University of Groningen, The Netherlands, 26-27 October 2012. Academic Publishing International Limited.
Cytowanie według stylu Chicago (wyd. 17)European Conference on e-Learning Groningen, Netherlands, i Hans Beldhuis. Proceedings of the 11th European Conference on ELearning: University of Groningen, The Netherlands, 26-27 October 2012. Reading, UK: Academic Publishing International Limited, 2012.
Cytowanie według stylu MLA (wyd. 9)European Conference on e-Learning Groningen, Netherlands, i Hans Beldhuis. Proceedings of the 11th European Conference on ELearning: University of Groningen, The Netherlands, 26-27 October 2012. Academic Publishing International Limited, 2012.