00000nam a2200000 a 4500 20251203090634.0 330.1543, ARC/ECP ARCHIBALD, G.C. AND INTRODUCTION TO MATHEMATICAL TREATMENT OF ECONOMICS 3RD DELHI ALL INDIA TRAVELLER 1984 VII,532P., 22CM. ECONOMICS LINEAR MODELS MAXIMAM & MINIMA MATHEMATICS LIPSEY RICHARD, G. _ 27644 C 14689 14689 0 0 0 0 PU PU 1998-04-09 0 330.1543, ARC/ECP 27644 1998-08-11 BK