000			00521nam a2200181Ia 4500
008			131223s9999 xx 000 0 und d
040			_aISI KOLKATA
041			_aEnglish
082			_a551.31 _bSh562
100			_aShumskii P A
245			_aPrinciples of structural glaciology _bthe petrography of fresh-water ice as a method of glaciological investigation
260			_aNew York _bDover Pub _c1964
300			_axiv,497p.
650			_aGeology
650			_aGlaciology
700			_aKraus David _4tr.
942			_cBK
999			_c57435 _d57435