1 |  | Study guide for use with McConnell and brue microeconomics / William B. Walstad . - 17th ed. - Boston : McGraw-Hill, 2008. - 317 p. ; 25 cm Thông tin xếp giá: : L162QCA000438-L162QCA000439 : L162QCA000472 |
2 |  | Intermediate microeconomics: a modern approach / Hal R. Varian . - 9th ed. - New York : Norton & Company, inc, 2014. - 758 p. ; 24 cm Thông tin xếp giá: L222QCA001315 L22QCA001994 |