Cita APA (7th ed.)
Spooner H. A. & Wilson D. A. L. (1991). The essence of mathematics for business. Prentice Hall Of India.
Cita Chicago (17th ed.)
Spooner H. A. i Wilson D. A. L. The Essence of Mathematics for Business. New Delhi: Prentice Hall Of India, 1991.
Cita MLA (9th ed.)
Spooner H. A. i Wilson D. A. L. The Essence of Mathematics for Business. Prentice Hall Of India, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.