Collinge, R. A., & Ayers, R. M. (1997). Economics by design: Principles and issues. Upper Saddle River, N.J: Prentice Hall.
Chicago Style CitationCollinge, Robert A., i Ronald M. Ayers. Economics By Design: Principles and Issues. Upper Saddle River, N.J: Prentice Hall, 1997.
Cita MLACollinge, Robert A., i Ronald M. Ayers. Economics By Design: Principles and Issues. Upper Saddle River, N.J: Prentice Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.