Abesinghe,Saman ජාන ඉංජිනේරු විද්යාව = jaana injineeru vidyaava - Colombo: Godage, 2010. - 120p.; 22 cm ISBN: 978-955-30-2416-9 Subjects--Topical Terms: Genetic Engineering Dewey Class. No.: 660.65 / ABE