Instructor manual :  ACI certification program for concrete laboratory testing technicion grade I and grade II / 
reported by ACI Committee, Robert E. Neal [y otros] 
 - 1 volumen (en varias paginaciones) 
 - Publication CP-18 (90) .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Construcciones de concreto
<br/><br/><label>LC Class. No.: </label>TH1461  / I57