000 00517nam a2200157Ia 4500
008 190327s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a551.46
_bN277D
100 _aNair, N Balakrishnan
110 _aNational Council of Educational Research and Training (New Delhi)
245 4 _aThe Discovery of the oceans
_cN Balakrishnan Nair
260 _aNew Delhi
_bNCERT
_c1969
300 _axv, 183p: ill
650 _aOceanography; Underwater exploration; Ocean; Sea water
942 _cBKS
999 _c40667
_d40667