1. Parenting Stress Index-manual;Abidin,1986
2. Manual for the child behavior checklist and revised child behavior profile;Achenbach,1983
3. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,1987
4. Childhood depression: An explanation of a behavior disorder of children;Brumback;Perceptual and Motor Skills,1977
5. Emotional problems in mentally retarded children;Chess,1970