Cita APA

Leftwich, R. H., & Sharp, A. M. (1980). Economics of social issues (4th ed.). Business Publications.

Citación estilo Chicago

Leftwich, R. H., and A. M. Sharp. Economics of Social Issues. 4th ed. USA: Business Publications, 1980.

Cita MLA

Leftwich, R. H., and A. M. Sharp. Economics of Social Issues. 4th ed. Business Publications, 1980.

Warning: These citations may not always be 100% accurate.