000 00473pam a2200157a 44500
040 _aIIT, Kanpur
082 _a622.23
_bL26m
100 _aLangefors, U.
245 _aThe modern techniques of rock blasting
_cU. Langefors and B. Kihlstrom
260 _aNew York
_bJohn Wiley & Sons
_c1963
300 _a405p
504 _aIncludes bibliographical references.
650 _aRock blasting.
700 _aKihlstrom, B.
997 _aH47 NICEE C
999 _c391709
_d391709