APA aipamena

Sharp, A. M. (2002). Economics of social issues. Boston, MA: McGraw-Hill/Irvin.

Chicago Style aipamena

Sharp, Ansel M. Economics of Social Issues. Boston, MA: McGraw-Hill/Irvin, 2002.

MLA aipamena

Sharp, Ansel M. Economics of Social Issues. Boston, MA: McGraw-Hill/Irvin, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.