TY  - BOOK
AU  - Kelly, Joe Wallace, 1895-
AU  - Troxell, George Early, 1896-
TI  - Composition and properties of concrete
SN  - 0070652864
AV  - TA 439 Tro 
PY  - 1968///
CY  - New York
PB  - McGraw-Hill
ER  -