Tan, Kim H. Principles of soil chemistry / Kim H. Tan. - 4th ed. - New York : CRC Press , 2011 - 362 p. : ill. ; 26 cm. - Books in soils, plants, and the environment . Includes bibliographical references and index. ISBN: 9781439813928 Subjects--Topical Terms: Soil chemistry. Dewey Class. No.: 631.41 / TAP