00408nam a2200157Ia 4500 0000006498 20251012174452.0 720606s1963 ilua 000 0 eng HB171.5 .B6948 1963 330 Economics: principles and policy. Rev. ed. Homewood, Ill., R. D. Irwin 1963. 388 p illus 24 cm. Economics. 4192 4192