000			00392nam a22001577a 4500
003			OSt
005			20220913143450.0
008			220913b ||||| |||| 00| 0 eng d
020			_a9788189983055
100			_a Gupta U . C .
245			_aTeaching of Science
260			_aNew Delhi _bK S K Publishers & Distriabutors
300			_aPage No.366
650			_2India Science
942			_2ddc _cBK
999			_c2025 _d2025