Jackson, Marion LeRoy. Soil chemical analysis. - Englewood Cliffs, N.J. Prentice-Hall 1958. - 498 p. illus. 24 cm. Includes bibliography. LCCN: 58006932 /L/r Subjects--Topical Terms: Soils--Analysis. LC Class. No.: S593 / .J2 Dewey Class. No.: 631.41