Spooner, H. A. The Essence of mathematics for business / H. A. Spooner and D. A. L. Wilson. - London : Prentice Hall, 1991. - x, 266 p. : ill. ; 24 cm. - The Essence of management series. . Includes index. ISBN: 0132848864 (pbk. ) Subjects--Topical Terms: Business mathematics.