000 00449nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a338.47625
_bUn58
110 _aUN. Economic & Social Affairs, Department
245 _aRailways and steel
260 _aGeneva
_bUN. Economic & Social Affairs, Department
_c1957
300 _aviii,63p.
650 _aRailways
650 _aSteel
942 _cBK
999 _c40805
_d40805