Gupta, G.S.. Managerial economics / G.S. Gupta. - New Delhi : Tata McGraw-Hill Publishing , 1990 (rep1995). - vii,271p. : ill.,figs. ; 22cm . NULL ISBN: 0074601261 Rs. 72.00 Subjects--Index Terms: MANAGERIAL ECONOMICS Dewey Class. No.: 338.5024658 / GUP/M