Nicholson, Walter. Microeconomic theory : basic principles and extension / Walter Nicholson. - 6th ed / . - London : Dryden Press , 1995. - xi,901p. : figs. ; 24cm . NULL ISBN: 0030075548 USD 27.50 Subjects--Index Terms: MICROECONOMICS Dewey Class. No.: 338.5 / NIC/M