De Silva, M. A. T.
Evolution of technological innovations in ancient Sri Lanka [Text] De Silva, M. A. T. - Colombo Vijitha Yapa 2011 - xxviii, 443 p. ill. 24 cm.
ISBN 9789556651409
9789556651409
Technological innovations
Sri Lanka
History
303.483094593 / DES
Evolution of technological innovations in ancient Sri Lanka [Text] De Silva, M. A. T. - Colombo Vijitha Yapa 2011 - xxviii, 443 p. ill. 24 cm.
ISBN 9789556651409
9789556651409
Technological innovations
Sri Lanka
History
303.483094593 / DES