TY  - BOOK
AU  - Porte, Virgilio N.
TI  - Simplified OJT (On-Job-Training) on building construction: on fresh engineers & architects
SN  - 9786214510207
U1  - 690 
PY  - 2022///
CY  - Quezon City
PB  - Lorimar Publishing Inc, 
ER  -