Young, Anthony Tropical soils and soil survey / by Anthony Young - Cambridge : Cambridge University Press, 1976 - viii, 468 p. : ill. ; 23 cm. - Cambridge georaphical studies . First paperback edition 1980 Bibliography p: 436-457 ISBN: 0521297680 pbk 0521210542 hard covers Subjects--Topical Terms: Soils--TropicsSoil--surveys--Tropics