Professor Bernd Carsten StahlMOHAMMED IBRAHIM A ALHGAULAN2022-05-262022-05-2624045https://drepo.sdl.edu.sa/handle/20.500.14154/33813THE EFFECTIVENESS OF THE SOCIAL NETWORK IN HIGHER EDUCATION IN SAUDI ARABIA: ACTION RESEARCH TO DEVELOP AN ELEARNING CONCEPTUAL MODEL BASED ON BLOG TOOLSThesis