3 1 40 HARRIS, Seymour E. Additional Author mixed material New York McGraw-Hill Book Company Inc. 1957 International_and_interregional_economics.jpg HARRIS,Seymour E. Additional Author mixed material New York McGraw-Hill 1970 Sutton,Francis X Primary Author Harris,seymour E Primary Author mixed material Upper Saddle River, NJ Harvard University Press 1956