000 00340nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a624.15 B862
100 _aBRITISH NATIONAL SOCIETY
245 0 _aGROUTS AND DRILLING MUDS IN ENGINEERING PRACTICE
260 _aLONDON
_bButterworth-Heinemann
_c1963
300 _a29X22
942 _cBK
_2DDC
999 _c12504
_d12504