000 00436nam a2200145Ia 4500
005 20240821160211.0
008 240821s9999||||xx |||||||||||||| ||und||
082 _a510 NAT(TB)
100 _aNational Council of Educational Research and Training
245 0 _aMathematics : a textbook for secondary schools for class IX
260 _aNew Delhi
_bNCERT
_c1975
300 _axix, 368p
650 _aMathematics - Textbook
942 _cBK
999 _c152790
_d152790