Sugar, S. (1998). Games that teach: Experiential activities for reinforcing learning. Jossey-Bass/Pfeiffer.
Chicago-viite (17. p.)Sugar, Steve. Games That Teach: Experiential Activities for Reinforcing Learning. San Francisco: Jossey-Bass/Pfeiffer, 1998.
MLA-viite (9. p.)Sugar, Steve. Games That Teach: Experiential Activities for Reinforcing Learning. Jossey-Bass/Pfeiffer, 1998.
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