000			00373nam a2200145Ia 4500
008			230917s9999||||xx |||||||||||||| ||und||
040			_e84653 _aMAIN
041			_aEnglish
082			_a370.196 V71E
100			_aVilanilam, J V
245		0	_aEducation and communication
260			_aTrivandrum _bKairali Books International _c1985
300			_aiii, 170 p.
942			_cBK
999			_c47226 _d47226