000 00544nam a2200145Ia 4500
008 140724s9999 xx 000 0 und d
050 _aLC 4601
_b.B171 2013
100 _aBalana, Katrina T.
245 2 _aA case study on the uses of direct instruction in improving self help skills of students with mental retardation /
_cKatrina T. Balana.
260 _aLas PiƱas, Philippines :
_bSouthville International School and Colleges,
_cc2013.
300 _a77 p. :
_bill. ;
_c28 cm.
521 _aSpecial Education
942 _cTH
999 _c229189
_d229189