Becker, Pierre Phosphates and phospohoric acid : raw materials, technology, and economics of the wet process / Pierre Becker - 2nd ed. revised & expanded - New York: Marcel Dekker, 1989 - xi, 740 p.: ill.; 23 cm - Fertilizer science and technology series; 6 . Includes bibliographical references and index ISBN: 0824779762 Subjects--Topical Terms: Phosphoric acidPhosphates