1. System of negotiations: game theory and behavioral economics in procurement - the guide for professionals Schumann, René, 1978- Wiesbaden, Germany : Springer Fachmedien Wiesbaden GmbH, [2023] BUS318
2. A history of economic theory: classic contributions, 1720-1980 Niehans, Jurg. Baltimore, Maryland : Johns Hopkins University Press, c1990. ECON303
3. A history of economic theory and method Ekelund, Robert B. (Robert Burton), 1940- Long Grove, IL : Waveland Press, 2013. ECON303
4. The general theory of employment, interest, and money Keynes, John Maynard, 1883-1946. Amherst, NY : Prometheus Books, 1997. ECON303
