00909nam a2200205Ia 4500082002400000100014000024245011700164260004400281300002000325500000500345653000600350700002700356700003400383700003500417952010500452952010500557964001700662921000900679999001500688  a309.13046bSy989.GC  aSymposium on population pressures upon physical & social resources in the developing lands, Pennsylvania State Univ., Sept. 17-23, 1967  aGeography and crowding World; proceedingsbcEd. by Wilbur Zelinsky, Leszek, A. Kosinski and R. Mansell Prothero  aNew YorkbOxford University Pressc1970  axv, 601p. Index  a  a   aZelinsky, Wilbur ; ed.  aKosinski, Leszek A. ; jt. ed.  aProthero, R. Mansell ; jt. ed.  00104070aISIbISId1998-06-03l0o309.13046 Sy989.GCpDP4600r2019-02-14 00:00:00w2019-02-14yBK  00104070aISIbISId1998-06-03l0o309.13046 Sy989.GCpDP5559r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a1181  c1181d1181