Keller ,Edward A. Introduction to Environmental Geology/ by Edward A. Keller - 5th ed - Noida: Pearson, 2018 - xvii,705p.: ill.; 25cm. Includes index , references and glossary. ISBN: 9789352864324: Rs. 1295.00/- Subjects--Topical Terms: GEOLOGYENVIRONMENT GEOGRAPHY Dewey Class. No.: 550 / KEL/I