Wickramathunga, Jeewani Hasantha අ.පො.ස. උසස් පෙළ ජීව විද්යාව = aposa usas peLa jiiva vidhYaava: jiiva pataka - Diwulapitiya: Ariya Publishers, 2005. - 93p.; 21cm ISBN: 955-553-428-4 Subjects--Topical Terms: Tissue BiologyBiology Dewey Class. No.: 571.5 / WIC