Gaya APA

TULLOCK, G., McKENZIE, R, B, (. (1985). The new world of economics: (4th.ed). Homewood: Illinois : Richard D. Irwin.

Gaya MLA

TULLOCK, Gordon., McKENZIE, Richard, B., (peng.bers.). "The new world of economics:". 4th.ed Homewood: Illinois : Richard D. Irwin, 1985. Buku.