Sahai, V. N. Fundamentals of soil/ V. N. Sahai. - 3rd rev. ed. - Ludhiana : Kalyani Publishers, 2004 - 301p.; 22x14 cm. ISBN: 81--272-1197-4: Rs-150 Subjects--Topical Terms: SOIL SCIENCE Dewey Class. No.: 631.4 / SAH-FUN