Title The development of addition-subtraction knowledge and its relation to conservation in young elementary school children / by Patricia Ellen Goth

Copies

Location	Call no.	Vol.	Availability
W'PONDS MFILM	155.413 Got		AVAILABLE

Description 1 microfilm reel ; 35 mm Notes Published on demand by University Microfilms International Thesis (Ph. D.)--University of Texas at Austin, 1980 Bibliography Includes bibliography Subject Conservation (Psychology) Addition. Subtraction. Child psychology.

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