000 00350nam a22001217a 4500
008 230720b |||||||| |||| 00| 0 eng d
022 _a0255-7193
040 _aNational Science Library
_cNational Science Library
245 _aClay research
260 _aNew Delhi:
_bThe Clay Minerals Society of India,
_c1982
310 _aHalf-yearly
942 _cCR
999 _c53896
_d53896