Gaya APA

Pindyck, R, S., Rubinfeld, D, L. (1998). Economic Models and Economic Forecasts (Fourth - International). : Ana Hebat Indonsia.

Gaya MLA

Pindyck, Robert, S.., Rubinfeld, Daniel, L.. "Economic Models and Economic Forecasts". Fourth - International : Ana Hebat Indonsia, 1998. Text.