Roemer, Michael Sanvardhana akruthi Michael Romer, Stanislaw Wellisz, S. C. Tsiang ; H. Wimalasena (tr.) ; Newton Fernando (ed.) - Colombo Marga Institute 1995 - hbk. : 109 p. : tables ; 21 cm PUR pa/se/cj Dewey Class. No.: 338.9 / SAN