HaysW. L.Statistici for psychologists. New York: Holt, Rinehart & Winston, 1963.
2.
KaganJ.Reflection-impulsivity and reading ability in primary grade children. Child Development, 1965, 11, 95–127.
3.
LewisM.RauschM.GoldbergS.DoddC.Error, response time and IQ: Sex differences in cognitive style of preschool children. Perceptual and Motor Skills, 1968, 26, 563–568.
