Mansfield, Edwin. Microeconomics : theory, applications / Edwin Mansfield. - 7th ed. - New York : Norton, 1991. - 1 v. (various pagings) : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 0393960366 RM* LCCN: 90-031462 Subjects--Topical Terms: Microeconomics.