00261nam a22000977a 4500020001800000082001500018100003100033245003400064260005700098300000800155  a9789391328290  a8M4bKAT-G  aKattayikkonam, Sasidharan   aGandhijiyum Dr.Ambedkarum (m)  aThiruvananthapuram bState Institute of Keralac2021  a257