TY  - BOOK
AU  - Taylor,Frederick Winslow
AU  - Thompson,Sanford E.
TI  - Concrete costs : : tables and recommendations for estimating... / 
PY  - 1912///
CY  - New York : 
PB  - J. Wiley & sons; [etc., etc.]
KW  - CONSTRUCCION EN CONCRETO
KW  - EFICIENCIA EDILICIA
N1  - Título completo: tables and recommendations for estimating the time and cost of labor operations in concrete construction and for introducing economical methods of management.
UR  - https://archive.org/details/concretecoststa02thomgoog/page/n6/mode/2up
ER  -