TY  - BOOK
AU  - Porte, Virgilio N.
TI  - Simplified estimates on buidling construction: civil & structural wok, architectural work, plumbing & sanitary work, electrical work 
SN  - 9786218035461 (pbk)
PY  - 2021///
CY  - Quezon City
PB  - Lorimar
KW  - Building
ER  -