000 00438nam a2200169 a 4500
020 _a0900488573
082 0 0 _a624.152
_bHOE
100 1 _aHoek, Evert,
245 1 0 _aRock slope engineering /
_cEvert Hoek and John Bray.
250 _a3rd ed.
260 _aLondon :
_bInstitution of Mining and Metallurgy,
_c1981.
300 _a358 p. :
_bill. ;
_c28 cm.
650 0 _aRock slopes.
650 0 _aMCE
700 1 _aBray, John,
942 _cBK
999 _c6819
_d6819