000 00247pam a2200109a 44500
082 _a305
_bC439r
100 _a
245 1 _aRESEARCH PAPER
260 _aChicago
_bUniversity, Dept. Of Geography
_c1962-
964 _gCIRC
997 _a54143 v. 78 C
999 _c421063
_d421063