The Effect of a non-verbal training method on conservation of number in mentally retarded adults

Date
1977
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Abstract
Description
Bibliography: p. 108-112.
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Citation
Lougheed, D. C. (1977). The Effect of a non-verbal training method on conservation of number in mentally retarded adults (Master's thesis, University of Calgary, Calgary, Canada). Retrieved from https://prism.ucalgary.ca. doi:10.11575/PRISM/14000