000 00443nam a2200169Ia 4500
001 2068
008 240126s9999||||xx |||||||||||||| ||und||
020 _cRS 4.55
037 _cRS 4.55
082 _a574 BIO
245 0 _aBiology part I & II A textbook for higher secondary school (class XI-XII)
260 _aNew Delhi
260 _bNational Council of Educational Research and Training
260 _c1982
300 _a303p.
942 _cBK
999 _c2068
_d2068