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Martha Ewing
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Youth softball
Jill Elliott, Martha Ewing · Brown & Benchmark
442 sayfa · 1992
Coaching / Softball for children / Training / Handbooks, manuals
Achievement orientations and sport behavior of males and females
Martha Elaine Ewing · Microform Publications, Collegeof Health, Physical Education and Recreation, University of Oregon
235 sayfa · 1983
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