00269nam a2200097Ia 4500008004100000100001800041245005500059260003400114300000900148650001400157190216s9999||||xx |||||||||||||| ||und||  aVasudevan P A 0aVyavasayika Bandhangalum Trade Union Pravarthanvum  bKerala Bhasha Institutec1985  a207p  aEconomics