Lotta, R. (1994). Fundamentals of political economy. Banner Press.
Cita Chicago (17th ed.)Lotta, Raymond. Fundamentals of Political Economy. New York: Banner Press, 1994.
Cita MLA (9th ed.)Lotta, Raymond. Fundamentals of Political Economy. Banner Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.