Joshi, J M Microeconomic theory: An analytical approach - 6th ed. - New Delhi New Age Inertnational 2018 - xv, 582 p. 3398 09/01/2019 HBD19/7757 22/02/2019 IMSAR (Dev. & Research) ISBN: RS1499 Dewey Class. No.: 338.521 J78M(6)