Ref ID:	28553
Ref Type:	Journal Article
Authors:	Eerkens, J. W.
Title:	Practice makes within 5% of perfect: visual perception, motor skills, and memory in artifact variation
Date:	2000
Source:	Current Anthropology
Date Created:	11/2/2011
Volume:	41
Number:	4
Page Start:	663
Page End:	668