00797ntm a2200217 a 450000100060000000300080000600500170001400800410003103500190007204000350009104100080012608200300013410000400016424501230020426000560032730000390038350200640042250400330048665000300051970000300054977020BD-RjUL20211209082921.0200215s1992    bg a|||| bm|| 00| 0 eng d  a(BD-RjUL)77244  aBD-RjULbengcBD-RjULdBD-RjUL  aeng  223a362.2095492bHAP 19921 aHasan, AnwarulqSufi, Anwarul Hasan10aPsyco Bio Social Factors related to Mental Retardation in Bangladesh /cby Anwarul Hasan   ;6Supervisor: Monzur Ahmad  aRajshahi :bDepartment of Psychology, R. U. ,c1992  a[9],  206 leaves :bIll. ;c30 cm.  aThesis (Ph. D.) --  Department of Psychology, R. U. ,  1992  aReferences: Leaves [161]-180  aMental HealthzBangladesh  aAhmad, Monzur, Supervisor