000 00328nam a2200133Ia 4500
008 230410s9999||||xx |||||||||||||| ||und||
020 _a9788123704685
082 _a551.46 UMM
100 _aA.N.P.Ummerkutty
245 0 _aScience Of The Oceans
260 _bNational BookTrust, India
_c1999
_aDelhi
300 _a144
942 _cBK
999 _c2013
_d2013