Heritage of Sri Lanka

von Siriweera, W. I.
Colombo : Dayawansa Jayakody & Co., 2013.
Umfang/Format: 224 p. : ill., maps ; 22 cm.

Evolution of technological innovations in ancient Sri Lanka

von De Silva, M. A. T.
Colombo : Vijitha Yapa Publications, 2011.
Umfang/Format: xxviii, 443 p. : ill. (some col.), 1 map ; 24 cm.