330.1GUP 7171 Gupta, B.L. Introduction to economic theory / B.L. Gupta . – 4th rev. ed . – New Delhi : Arya Book Depot, 1998. 352 p. ISBN : Rs. 46.80/-. Subjects--Topical Terms: MACRO ECONOMICSMICRO ECONOMICS Dewey Class. No.: 330.1 / GUP