TY  - BOOK
AU  - Tom, J.G.
AU  - Magoun, A.D., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Evaluation of procedures used to measure cement and water c-ontent in fresh concrete / J.G. Tom and A.D. Magoun
CY  - Washington, D.C. : TRB
ER  -