00433nam a2200133Ia 4500008004100000040001700041082002300058100001700081245005700098260004300155300001600198650006800214700001700282190327s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta371.9bT168E  aTansley, A E 4aThe Education of slow learning childerncA E Tansley  aLondonbRoutledge and Kegan Paulc1960  aviii, 255p.  aSlow learning children; Mentally handicapped children-Education  aGulliford, R