00642nam a22001811 4500 1/10826 970902s1968 enk 000 0 eng d 11176 DLC GR-PeUP 338.9 DU Durbin, E.F.M. Problems of economic planning: papars on planning and economics/ E. F. M. Durbin. New York: Augustus M. Kelley publishers, 1968. 214p.: fig.; 21cm. Index. Political economy. INST UNIPILB MAIN 20040709 338.9 DU 00116189 00116189 LOAN 0 1 INST UNIPILB MAIN 20040709 338.9 DU 00127815 00127815 LOAN 0 1