Schor, N., & Weed, E. (1994). The Essential difference. Indiana University Press.
Cita Chicago (17th ed.)Schor, Naomi, i Elizabeth Weed. The Essential Difference. Bloomington: Indiana University Press, 1994.
Cita MLA (8th ed.)Schor, Naomi, i Elizabeth Weed. The Essential Difference. Indiana University Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.