Tan, Kim H. 1926- Principles of soil chemistry / Kim H. Tan. - 4th ed. - Boca Raton, Fla. : CRC Press, c2011. - xxvii, 362 p. : ill. ; 27 cm. - Books in soils, plants, and the environment. . Includes bibliographical references (p. 323-342) and index ISBN: 9781439813928 Subjects--Topical Terms: Soil chemistry.