Sharp, A. M. (1988). Economics of social issues (8th ed.). IRWIN.
Citación estilo ChicagoSharp, Ansel M. Economics of Social Issues. 8th ed. Homewood: IRWIN, 1988.
Cita MLASharp, Ansel M. Economics of Social Issues. 8th ed. IRWIN, 1988.
Warning: These citations may not always be 100% accurate.