Civil works construction guide specifiction for concrete 

 - 	[S.l]  Department of the Army Corps of Engineers  [n.d.] 
 - 	variged pagings. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concrete
<br/><br/><label>Dewey Class. No.: </label>620.136  / CIV