levels to describe accepted and rejected Peers. J. of Genetic Psychology, ١٩٨٧, ٩٣, ١٣٣-١٤٨.
١٦٠- Filed, T.: Imfancy. Cambridge, M. A: Harfard university Press,
١٩٩٠.
١٦١- Flavell, J.H.: Cognitive development: Past, Present, and future.
Developmental Psychology, ١٩٩٢, ٢٨, ٩٩٨-١٠٠٥.
١٦٢- Freedman, D.G. & Keeler, B.; Inheritance of behavior in infants.
Science, ١٩٦٣, ١٤٠, ١٩٦-١٩٨.
١٦٣- Fuller, J.L. & Thompson, W.R.; Behavior genetics. New York:
Wiley, ١٩٦٠.
١٦٤- Gazzaniga, M.S.; The bisected brain. New York: Appleton
century. Crofls., ١٩٧٠.
١٦٥- Gelman, R. & Au, T.K.: Perceptual and cognitive development
"٢nd ed". San Deigo: Academic Press, ١٩٩٦.
١٦٦- Gesell, A.L.; The Ontogenesis of infant behavior "in" L.
Carmichael "Ed.": Manual of child Psychology, ٢ed. Edition. New York: Harper & Row, ١٩٥٨.
١٦٧- Ghent- Braine, L.; Age changes in the mode of Perceving
geometric forms. Psychonomic Science, ١٩٨٥, ٢, ١٥٥-١٥٦.
١٦٨- Gibson, E.J.; Principles of Perceptual learning and development.
New York: Appleton- Cerury- Crofts, ١٩٨٩.
١٦٩- Gorman, A.: Developmental Pschology, New York: D. Van
Nostaro Co., ١٩٨٠.
١٧٠- Gormly, A.V.; Life-Span Human development, "٦th ed", New
York: Harcourt Brace College Publishers, ١٩٩٧.
١٧١- Haff, R.A. & Bell, R. Q; A facial demension in visual
descrimination by human infants. Child Development, ١٩٦٧,٣٨, ٨٩٣-٨٩٩.
١٧٢- Kagan, J. & Klein, R.E.; Cross-cultural Perspectives on early
development. American Psychologyst, ١٩٧٣, ٢٨, ٩٤٧-٩٦١.