Neilson, N. P., & Cozens, F. W. (1939). Achievement scales in physical education activities for boys and girls in elementary and junior high schools. Barnes.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNeilson, Neils Peter, और Frederick Warren Cozens. Achievement Scales in Physical Education Activities for Boys and Girls in Elementary and Junior High Schools. New York: Barnes, 1939.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNeilson, Neils Peter, और Frederick Warren Cozens. Achievement Scales in Physical Education Activities for Boys and Girls in Elementary and Junior High Schools. Barnes, 1939.
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