Rajvaidya, Neelima. Encyclopaedic dictionary of environmental science and technology / Neelima Rajvaidya and Dilip Kumar Markandey. - New Delhi : A.P.H., 2004. - Vols. ; 26 cm. V. 7-- ; 323 323 ISBN: 81-7648-420-2 Subjects--Topical Terms: Dictionaries & encyclopedias Dewey Class. No.: 503 / E19