@book{ VuFind-523, title = {Schaum's outline of theory and problems of principles of economics}, series = {Schaum's outline series}, author = {Salvatore, Dominick}, editor = {Diulio, Eugene A.}, address = {New York}, publisher = {McGraw-Hill}, year = {1980}, pages = {314}, note = {Title from spine : Principles of economics.}, note = {Includes index.}, }