000 00411nam a2200133Ia 4500
082 _a624.177
_bPAR
100 _aParker, Albert D.
245 _aPlanning and estimating underground construction.
260 _aBerkley,P.A,New York,Tokyo etc
_bMcGraw Hill Pub.
_c1970
300 _axvii,300p.
890 _aUnited States
891 _aSchool of Building Science & Technology, CEPT Uni.
999 _c25601
_d25601