TY  - BOOK
AU  - O'Brien, James J.
AU  - Zilly, Robert G.
TI  - Contractor's Management Handbook 
SN  - 070390959
U1  - 658.9902 
PY  - 1971///
CY  - New York : 
PB  - McGraw-Hill Book, 
KW  - Industrial Pollution Handbooks Manuals
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/07-039095-9.pdf
ER  -