Bardgett, Richard D. The biology of soil : a community and ecosystem approach / Richard D. Bardgett. - New York : Oxford University Press, 2005. - xi, 242 p. : ill., map ; 25 cm. Includes bibliographical references (p. [190]-231) and index. ISBN: 9780198525035 Subjects--Topical Terms: Soil biology. Dewey Class. No.: 577.57 BAR