000			00463nam a22001337a 4500
008			240717b xxu||||| |||| 00| 0 eng d
020			_a01717537
050			_aGF54.17 _b.M2 1993
245			_aThe human ecology of mental retardation: implications for social policy development in Tanzania / _cLeonard B. Mbilinyi
260			_aSaarbrucken : _bVerlag Breitenbach Publishers, _c1993.
300			_axiii, 195 p. :
521			_aInclude references
942			_2lcc _cBOOKS
999			_c6243 _d6243