TY - BOOK AU - Cooray, P. G AU - Rupasinghe, Mahinda TI - The earth around US An earth science reader for schools SN - 9552057434 U1 - 577 PY - 2002/// CY - S. Godage PB - Colombo KW - EARTH SCIENCE KW - GEOGRAPHY KW - GEOLOGY KW - Ecology ER -