The influenee of group cohesion and cohective efficacy upon performance success among Jordanian football teams
By: Hatamilah, Mazin R.. Mu'tah Lil-Buhuth Wad-Dirasat : Humanities and Social Sciences Series. Vol. 15, no. 2 (2000), pp.9-29, 21 p.
Subjects: Jordan; Football; Players; Psychological aspects