TY - BOOK AU - Ayers,Ronald M. AU - Collinge,Robert A. TI - Microeconomics: explore & apply SN - 0131463926 AV - HB172 .A94 2005 PY - 2005/// CY - Upper Saddle River, N.J. PB - Pearson/Prentice Hall KW - Microeconomics N1 - Includes bibliographical references and index ER -