TY  - BOOK
AU  - Hool,George A.
AU  - Johnson, Nathan C.,
TI  - Handbook of building construction: Data for architects, designing and constructing engineers, and contractors 
AV  - TH145 H6
PY  - 1920///
CY  - New York
PB  - McGraw-Hill
KW  - Construcción
ER  -