000 00489 a2200169 4500
082 _a624.151
_bSy68e
245 1 _aEXPLORATION FOR ROCK ENGINEERING
_cSYMPOSIUM ON EXPLORATION FOR ROCK ENGINEERING (1976 : JOHANAESBURGH)
260 _aCope Town
_bBalkema
_c1976
300 _a2 v.
650 _aRock Mechanics -- Congresses
650 _aEngineering Geology -- Congresses
700 _aBieniawski, Z. T.
700 _a
906 _h1976
964 _gCIRC
997 _aA61128 v. 1 s C
999 _c463704
_d463704