000 00272nam a2200109Ia 4500
008 220321s9999 xx 000 0 und d
100 _aG Kalaiyarasan
245 0 _aTeacher and student Absenteeism
260 _aDelhi, Publication A.P.H
_c2011
300 _a156
942 _cRF
999 _c9534
_d9534