Principles of microeconomics
Roy J. Ruffin, Paul R. Gregory.
Glenview, Ill. : Scott, Foresman, ©1983.
xxxi, 464 págs. : ilustraciones ; 26 cm.
ISBN: 0673158578
Also issued in a combined volume with Principles of macroeconomics, under title: Principles of economics.
Incluye referencias bibliográficas (p. 444-448) e índice.