OPEN University of Sri Lanka
Bachelor of science, BTU 2104 botany: principles of microbiology-laboratory manu - Nugegoda Faculty of natural sciences, Open University of Sri Lanka 1997 - xvi, 172 p.
139228
576 / OPE
Bachelor of science, BTU 2104 botany: principles of microbiology-laboratory manu - Nugegoda Faculty of natural sciences, Open University of Sri Lanka 1997 - xvi, 172 p.
139228
576 / OPE