Hirschman, J. E., & Jonas, S. (1993). Upholstery. Little, Brown.
Cita Chicago (17th ed.)Hirschman, Jessica Elin, i Steven Jonas. Upholstery. Boston: Little, Brown, 1993.
Cita MLA (9th ed.)Hirschman, Jessica Elin, i Steven Jonas. Upholstery. Little, Brown, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.