00569nam a2200181 i 4500 1/11017 751017s1975 enka b 00110 eng 0 256 01734 4 11369 DLC GR-PeUP 338.5 ST Stigum, Marcia L. Problems in Microeconomics / Marcia Stigum. Homewood: Richard D. Irwin, 1975. 270 p. : fig. ; 30 cm. Microeconomics. INST UNIPILB MAIN 20040709 338.5 ST 00104182 00104182 LOAN 0 1 /webopac/covers/01/11369_0256017344.jpg