000 003130000a22001210004500
245 _aEngineering economy : ASCE programmed learning course
110 _aAmerican Society of Civil Engineers
260 _aNew York
_bASCE
_c1970
500 _a2 vols.
080 _a624:519.661
_bA5
041 _aEN
942 _cBK
999 _c120604
_d120604