Gaya APA

Sharp, Ansel M., Register, Charles A., Leftwich, Richard H.. (1988). Economics of social issues (8th). : Irwin Professional Publishing.

Gaya Chicago

Sharp, Ansel M., Register, Charles A., Leftwich, Richard H.. Economics of social issues. 8th : Irwin Professional Publishing, 1988. Text.

Gaya MLA

Sharp, Ansel M., Register, Charles A., Leftwich, Richard H.. Economics of social issues. 8th : Irwin Professional Publishing, 1988. Text.

Gaya Turabian

Sharp, Ansel M., Register, Charles A., Leftwich, Richard H.. Economics of social issues. 8th : Irwin Professional Publishing, 1988. Print.