Clayton, G. E. (2001). Economics: Principles and practices. New York: McGraw-Hill.
Chicago Style CitationClayton, Gary E. Economics: Principles and Practices. New York: McGraw-Hill, 2001.
Cita MLAClayton, Gary E. Economics: Principles and Practices. New York: McGraw-Hill, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.