TY - BOOK AU - Amacher,Ryan C. AU - Ulbrich,Holley H. TI - Principles of economics SN - 0538086718 AV - HB178.5 .A397 1983 U1 - 330 19 PY - 1983/// CY - Cincinnati PB - South-Western Pub. Co. KW - Economics KW - Local N1 - Includes bibliographical references and index ER -