BellerE. K.: The Clinical Process: The Assessment of Data in Children's Personality Disorders.New York: The Free Press of Glencoe, 1962.
2.
BlantonS., and BlantonM. G.: Child Guidance.New York, Appleton-Century-Crofts, 1927.
3.
B'rakhyahuM.: Livriuto haruharit v'hanafshit shel haben harpid b'erets isreal. (About the mental health of the only child in Israel.)Higena ruhaxiet, 6, 125–132, 1948–1949.
4.
CallistaZ. M.: De psychologie von het ennig kind. (The psychology of the only child.)Vlaam Osvoedkund Tydschr., 24, 37–147, 1942.
5.
CampbellA. A.: The personality adjustment of only children.Psycho-Bull31, 193–203, 1937.
6.
CuttsN., and MoseleyN.: The Only Child.New York: Putnam, 1954.
7.
EckstrandR.: The variation of behaviour problems with size of family.Smith College Studies of Social Work, 1, 291–300, 1931.
8.
EisenmanR., and TaylorR.: Birth order and M. M. P. I. patterns.J. Individ. Psychol.22(2), 208–211, 1966.
9.
HallG. S.: Aspects of child life and education.Boston: Ginn, 1927.
10.
HoughE., Some factors in the etiology of maternal over-protection.Smith College Studies of Social Work, 2, 188–208, 1932.
ShepherdM., BramO., and MitchellS.: Childhood Behaviour and Mental Health, New York: Grune and Stratton, Inc., 1971.
17.
StuartJ.C.: Data on the alleged psychopathology of the only child.J. Abnorm. Soc. Psychol.20, 441–445, 1926.
18.
VogelW., and LauterbackC. G.: Sibling patterns and social adjustment among normal and psychiatrically disturbed soldiers.J. Consult. Clin. Psychol.27(3), 236–242, 1963.
19.
WattenbergW. W.: Delinquency and only children: study of a “category”.J. Abnorm. Psychol.44, 356–366, 1949.