APA-viite (7. p.)

frisch, R. (1964). in-seeking by the nonplex method in nonlinear programming. National Planning Institute.

Chicago-viite (17. p.)

frisch, R. In-seeking by the Nonplex Method in Nonlinear Programming. cairo: National Planning Institute, 1964.

MLA-viite (9. p.)

frisch, R. In-seeking by the Nonplex Method in Nonlinear Programming. National Planning Institute, 1964.

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