Ainsworth, M. D. "The Effects of Maternal Deprivation: A Review of Findings and Controversy in The Contex of Research Strategy". En: World Health Organization, Deprivation of Marternal Care: A Reassessment of its Effects. Ginebra: W.H.O., 1962.
Bowlby, J. Maternal Care and Mental Health. Ginebra: W.H.O, 1951. (Mimeo).
Bowlby, J. Attachment and Loss. Londres: Hogarth Press, 1969.
Bridges, K.M.B. "The Social and Emotional Development of the PreSchool Child". Londres: Routhedge and Kegan Paul, 1931.
Casler, L. "Perceptual Deprivation in Institucional Settings". En: G. Newton, S. Levine (Eds). Early experience and Behavior. New York: C. Thomas, 1968.
Darwin, C. "A Biographical Sketch of an Infant", Mind, (7): 285-294, 1877.
Freud, S. "Psicología de las Masas". Obras Completas. Vol. I, pp. 1141-1180.
Haywood, C. "Experimental Factors in Intellectual Development: The Concept of Dynamics Intelligence". En: J. Zubin and G. A. Jervis (Eds) Psychopatology of Mental Development. Londres: Grune and Strantton, 1967.
Klaus, M. H., J. H. Kennell. La relación madre-hijo. Buenos Aires: Editorial Médica Panamericana, 1978.
Kohen, Raz. "Mental Development of Kibbutz Institutionalized and Home-Reared Infants in Israel", Child Development. (39), 1968.
Leslie, V. y J. Herrera. Diferencias en el desarrollo entre niños atendidos por sus madres y niños atendidos por niñeras, 1981 (Mimeo).
Pingler et al. "Mother's Speech to her Two-Year-Old, its Effects on Speech and Language Comprehension at five years". Pediatric Residency, (10): 307, 1976.
Preyer, W. (1882). "Die Seele des Kindres" En: H. R. Schaffer. El Desarrollo de la sociabilidad. Madrid: Síntesis, 1979.
Rutter, M. Maternal Deprivation Reassessed. London: Penguin Education, 1972.
Rutter, Mittler, F. "Environmental Influences on Languaje Development". En: N. Rutter y J. A. Martin (Eds), Young Children Delaved Speech, Londres: Heineman, 1972.
Schaffer, H. R. El desarrollo de sociabilidad. Madrid: Síntesis, 1979.
Schaffer; P. E. Emerson, "The Development of Social Attachments in Infancy", Soc. Res. Child Development, 20(94), 1964.
Stacey; Dearden; Phill y Robinson. "Hospitals, Children and their Families". En: Routledge and Kegan Paul. The Report of Pilot Study, Londres: 1970.
Spitz, René. "El Primer año de Vida del niño". 3er. ed. Madrid: Aguilar, 1978.
Shirley, M. M. The First Two Years: A Study of the Twenty-Five Babies. Minneapolis: University of Minnesota Press, 1933.
