WASET
    Karen Armstrong,  The Para-Universe of Collaborative Group Work in Today-s University Classrooms: Strategies to Help Ensure Success.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    October 2011, vol. 58(10). 1292 - 1298
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/4509.