Pauling, Linus Heward, Roger illus.
Vidyaalayeeya rasaayanaya - 2nd ed. - Colombo Educational Publications Dept. 1968 - 669p.
sinhala translation of "College chemistry"
54 / P3
Vidyaalayeeya rasaayanaya - 2nd ed. - Colombo Educational Publications Dept. 1968 - 669p.
sinhala translation of "College chemistry"
54 / P3