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Title: Drawing one ball behind another : the representation of depth, using partial occlusion, by children aged between four and eight years.
Author: Ashton, Alyson Catherine.
ISNI:       0000 0001 3430 5214
Awarding Body: University of Sheffield
Current Institution: University of Sheffield
Date of Award: 2000
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No abstract available
Supervisor: Not available Sponsor: Not available
Qualification Name: Thesis (Ph.D.) Qualification Level: Doctoral
EThOS ID:  DOI: Not available
Keywords: Spatial relations; Transformational; Dimensions