000 00346nam a2200133Ia 4500
999 _c151915
_d151915
020 _a8123704682
040 _cCUS
082 _a551.46
_bUMM/S
100 _aUmmerkutty, A.N.P.
245 0 _aScience of the oceans/
_cA.N.P. Ummerkutty
260 _aNew Delhi:
_bNational Book Trust,
_c1985.
300 _ax, 144 p. :
_bcol. ill. ;
_c22 cm.
440 _a(Popular science)
650 _aOcean
942 _cWB16