ROBINSON, H. B., & ROBINSON, N. M. (1965). The mentally retarded child: A psychological approach. McGraw-Hill.
Chicago-čujuhus (17. p.)ROBINSON, Halbert B., juo Nancy M. ROBINSON. The Mentally Retarded Child: A Psychological Approach. New York: McGraw-Hill, 1965.
MLA-čujuhus (9. p.)ROBINSON, Halbert B., juo Nancy M. ROBINSON. The Mentally Retarded Child: A Psychological Approach. McGraw-Hill, 1965.
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