TY  - BOOK
AU  - Haider, Zeeshan
AU  - Dr. Rafiq Muhammad Choudhary
TI  - Study of safety training needs for construction workers, supervisors, middle management and top management
U1  - 624.1 
PY  - 2013///
CY  - Islamabad
PB  - SCEE - NUST
KW  - Construction Engineering and Management MS-Thesis
ER  -