VASANTHA KUMARAN, T. Dissanayake, Lakshman Antony Norbert, S.
Indigenous Knowledge Systems and Sustainability/ by T.Vasantha kumaran, Lakshman dissanayake and S.Antony nor - Colombo: Kumaran Book House, 2007 - v, 125p.
9789556590773
Knowledge
001 / VAS
Indigenous Knowledge Systems and Sustainability/ by T.Vasantha kumaran, Lakshman dissanayake and S.Antony nor - Colombo: Kumaran Book House, 2007 - v, 125p.
9789556590773
Knowledge
001 / VAS