APA-referens (7:e uppl.)

Encarnacion, J. (1988). Production under uncertainty: Safety first and the crop mix. School of Economics, University of the Philippines.

Chicago-referens (17:e uppl.)

Encarnacion, Jose. Production Under Uncertainty: Safety First and the Crop Mix. [Quezon City]: School of Economics, University of the Philippines, 1988.

MLA-referens (9:e uppl.)

Encarnacion, Jose. Production Under Uncertainty: Safety First and the Crop Mix. School of Economics, University of the Philippines, 1988.