000 00273nam a2200109Ia 4500
008 230130s2008 xx 000 0 und d
041 _aeng
082 _a537
100 _aDirectorate General
_91494643
245 _aBasic Refrigeration - II
260 _aChennai
_bNimmi
_c2008
999 _c977302
_d977302