Clark, J. R. (1982). Study Guide for Essentials of Economics. ELSEVIER.
Cita Chicago Style (17a ed.)Clark, J. R. Study Guide for Essentials of Economics. ELSEVIER, 1982.
Cita MLA (8a ed.)Clark, J. R. Study Guide for Essentials of Economics. ELSEVIER, 1982.
Precaución: Estas citas no son 100% exactas.