000 00402nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a551
_bIn61
110 _aInternational Geophysical Year,1957-8
245 _aGuide to IGY
260 _aLondon
_bMethuen and Co
300 _a48p.
650 _aEarth science
650 _aGeology
942 _cBK
999 _c36768
_d36768