Hughes, E. (1966). Gymnastics for men: A competitive approach for teacher and coach. Ronald Press Co..
Chicago Style (17th ed.) ZitazioaHughes, Eric. Gymnastics for Men: A Competitive Approach for Teacher and Coach. New York: Ronald Press Co., 1966.
MLA (9th ed.) ZitazioaHughes, Eric. Gymnastics for Men: A Competitive Approach for Teacher and Coach. Ronald Press Co., 1966.
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