Peiris, T. Harald AutoCAD 2007 සැලසුම් අදිමු = Sinhalapiidia: autocad 2007-saelasum andhimu - Matara: Sarasavi, 2014. - 122p., 25cm ISBN: 978-955-671-145-5 Subjects--Topical Terms: ProgramsSoftwareComputer Science Dewey Class. No.: 005.3 / PEI