000 00461 a2200241 4500
001 275120
020 _a
041 _aeng
080 _aBIRC SR 6 : 1985
245 _aState of the art rock aggregates for use in road construction
250 _a
260 _aNew Delhi
260 _bBIRC
260 _c1985
300 _avar. pags.
300 _c
856 _u
490 _aIRC SR 6 : 1985
700 _a
650 _a
650 _a
942 _cPP
942 _2UDC
999 _c232353
_d232353