Porwit, Krzysztof Central planning: evaluation of variants / Porwit, Krzysztof - Oxford : Pergamon Press, 1967 - vi, 200p. : 23 cm. - Translated from Polish by Josef Stadler. Translation edited by Helene Infeld . Includes index. Subjects--Topical Terms: Economic policyMathematicalPlanningEconometrics Dewey Class. No.: 338.9 / POR