taha, h. A. (1965). decisions theory: Decisions under certainty. National Planning Institute.
Chicago (17e ed.) Bronvermeldingtaha, hamdy A. Decisions Theory: Decisions Under Certainty. cairo: National Planning Institute, 1965.
MLA (9e ed.) Bronvermeldingtaha, hamdy A. Decisions Theory: Decisions Under Certainty. National Planning Institute, 1965.