000 00396 a2200145 4500
040 _cIITK
041 _aeng
082 _a666.4
_bN21
111 _aClay and clay minerals
_cAustin
_d1961
_n10th
245 1 _aTenth national conference on clays and clay minerals
260 _c1961
_aLondon
_bPergamon Press
300 _axi, 509p
440 _aMonograph no. 12 Earth science series
942 _cBK
999 _c457259
_d457259