1 |  | American government : Power and purpose / Theodore J. Lowi, Benjamin Ginsberg, Kenneth A. Shepsle . - Core 7th ed. - NewYork : W.W. Norton & Company , 2002. - XXIV,514,A106 tr ; 23 cm Thông tin xếp giá: 320/A.000015 |
2 |  | American goverment : Power and purpose / Theodore J. Lowi, Benjamin Ginsberg, Kenneth A. Shepsle . - NewYork : W.W. Norton & Company , 2008. - xvii,444,A-72 tr ; 23 cm Thông tin xếp giá: 320/A.000093 |