පරමාණුවක ව්‍යුහය

Palandage, Lakshman

පරමාණුවක ව්‍යුහය = a.po.sa (usas pela) rasaayana vidyaava nava vishaya nirdeeshaya paramaanuka viuoohaya - Colombo: Godage, 2014. - 160p.; 21cm

978-955-30-5108-0


Antomic structure
Chemistry

541.24 / PAL

Library Network, National Institute of Education (NIE) Maharagama