Smith, C. J.
Madhyama bhauthika vidyawa pt.1 : padaarthaye guna - Colombo Educational Publications Dept. 1962 - xv, 183p.
Translation of Intermediate physics pt.1- properties of matter
539 / S6
Madhyama bhauthika vidyawa pt.1 : padaarthaye guna - Colombo Educational Publications Dept. 1962 - xv, 183p.
Translation of Intermediate physics pt.1- properties of matter
539 / S6