Scheidemann, N. V., & Colyer, H. (1931). A Study of Causes of Left-Hand Writing Preferences of Some Right-Handed Children. Psychol Clin.
استشهاد بنمط شيكاغوScheidemann, Norma V., و Hazel Colyer. "A Study of Causes of Left-Hand Writing Preferences of Some Right-Handed Children." Psychol Clin 1931.
MLA استشهادScheidemann, Norma V., و Hazel Colyer. "A Study of Causes of Left-Hand Writing Preferences of Some Right-Handed Children." Psychol Clin 1931.
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