Cita APA (7th ed.)
Hoffmann, L. D. (1979). Mathematics wit aplications. MaGraw-hill.
Cita Chicago (17th ed.)
Hoffmann, Laurence D. Mathematics Wit Aplications. New York: MaGraw-hill, 1979.
Cita MLA (9th ed.)
Hoffmann, Laurence D. Mathematics Wit Aplications. MaGraw-hill, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.