APA
(1988). Mental Retardation : A manual for Guidence counsellors. Secunderabad: A.P. Govt. of India National Inst. for Mental Handicapped.
Chicago
1988. Mental Retardation : A manual for Guidence counsellors. Secunderabad: A.P. Govt. of India National Inst. for Mental Handicapped.
Harvard
(1988). Mental Retardation : A manual for Guidence counsellors. Secunderabad: A.P. Govt. of India National Inst. for Mental Handicapped.
MLA
Mental Retardation : A manual for Guidence counsellors. Secunderabad: A.P. Govt. of India National Inst. for Mental Handicapped. 1988.