Where's the theory?

1983 Grofman, 1982, Review essay on political geography, American Political Science Review, 74, 883, 10.2307/1962984 Harris, 1980 Harvey, 1982 Johnston, 1984, Introduction: the international study of the history of geography, 1 1985 Sayer, 1984 Short, 1982 Smith, 1984 1984 Thrift, 1983, A landscape with figures, Political Geography Quarterly, 2, 247, 10.1016/0260-9827(83)90030-7 Tilly, 1985, Connecting domestic and international conflicts Watts, 1984