North,Douglass C, & Miller,Roger Leroy. (1973). The economics of public issues (2.). Harper & Row Publishers.
Chicago Edition CitationNorth,Douglass C, i Miller,Roger Leroy. The Economics of Public Issues. 2. New York: Harper & Row Publishers, 1973.
Cita MLANorth,Douglass C, i Miller,Roger Leroy. The Economics of Public Issues. 2. Harper & Row Publishers, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.