Sharp, A. M., Register, C. A., & Grimes, P. W. (1998). Economics of social issues (13η έκδ.). Irwin/McGraw-Hill.
Chicago Style (17th ed.) CitationSharp, Ansel M., Charles A. Register, and Paul W. Grimes. Economics of Social Issues. 13η έκδ. Boston: Irwin/McGraw-Hill, 1998.
MLA (8th ed.) CitationSharp, Ansel M., et al. Economics of Social Issues. 13η έκδ. Irwin/McGraw-Hill, 1998.
Warning: These citations may not always be 100% accurate.