00579nam a2200181Ia 4500003000900000008004100009040001600050080001300066100002400079245009700103260002900200300001000229650002800239650001900267942000700286999001500293952008900308IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a624bGUP  aGupta, V. K.910796 0aConcrete technology simplifiedcV. K. Gupta                                                   aDelhibNew Heightsc1977  a144p.  aCivil engineering95496  aNASA thesaurus  cBK  c6286d6286  00104070aBANbBANcGENd1979-07-30l0o624/ GUPp7006r2021-11-05w1979-07-30yBK