Cita APA (7th ed.)
Hughes, R. J., & Kapoor, J. R. (1985). Business. Houghton Mifflin.
Cita Chicago (17th ed.)
Hughes, Robert James, i Jack R. Kapoor. Business. Boston: Houghton Mifflin, 1985.
Cita MLA (9th ed.)
Hughes, Robert James, i Jack R. Kapoor. Business. Houghton Mifflin, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.