Glover, D. R., & Midura, D. W. (1992). Team building through physical challenges. Human Kinetics.
Lua i Stíl Chicago (17ú heag.)Glover, Donald R., agus Daniel W. Midura. Team Building Through Physical Challenges. Champaign, Ill: Human Kinetics, 1992.
Lua MLA (9ú heag.)Glover, Donald R., agus Daniel W. Midura. Team Building Through Physical Challenges. Human Kinetics, 1992.
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