000 00296nam a2200133Ia 4500
008 180208s9999||||xx |||||||||||||| ||und||
020 _a6473
082 _a624.1834
100 _aSHETTY M.S
245 0 _aCONCRETE TECHNOLOGY
250 _aThird
260 _bNone
_c1988
650 _aPRINCIPLES ; TELEPHONY
942 _cGBB
999 _c12969
_d12969