Knopf, Kenyon A. The teaching of elementary economics / Edited by: Kenyon A.Knopf & James H.Stauss - New York : Holt, Rinehart and Winston , 1960 - xi, 269p.: ill.; 23 cm. Includes index. Subjects--Topical Terms: Economic policyConferencesEconomics Dewey Class. No.: 330 / KNO