000 00383 a2200145 4500
082 _a550
_bC737
245 1 _aEARTH AND HUMAN AFFAIRS
260 _aNew York
_bHarper And Row
_c1972
300 _a142
500 _aBibliography : P. 133-134
500 _aNational Academy Of Sciences, Division Of Earth Sciences
650 _aEarth Science
964 _gCIRC
997 _aA42711 C
999 _c461884
_d461884