දෝලන හා තරංග
Welgama, Senarathna
දෝලන හා තරංග = a.po.sa (u. pe) Bauthikavidyaava doolana saha tharanga - Colombo: Godage, 2014. - 125p.; 21cm
978-955-30-2977-5
Physics
530.124 / WEL
දෝලන හා තරංග = a.po.sa (u. pe) Bauthikavidyaava doolana saha tharanga - Colombo: Godage, 2014. - 125p.; 21cm
978-955-30-2977-5
Physics
530.124 / WEL