Howdyshell, P. A. (1977). Revised operations guide for a chemical technique to determine water and cement content of fresh concrete. Construction Engineering Research Laboratory.
Chicago Style (17th ed.) CitationHowdyshell, Paul A. Revised Operations Guide for a Chemical Technique to Determine Water and Cement Content of Fresh Concrete. Champaign, Ill.: Construction Engineering Research Laboratory, 1977.
MLA (8th ed.) CitationHowdyshell, Paul A. Revised Operations Guide for a Chemical Technique to Determine Water and Cement Content of Fresh Concrete. Construction Engineering Research Laboratory, 1977.
Warning: These citations may not always be 100% accurate.