TY  - BOOK
AU  - Zahran,Mohsen Moharram
TI  - Challenges of the urban environment:                                    
U1  - 307.76/Z19c 
PY  - 1973///
CY  - Beirut, Lebanon
PB  - Beirut Arab University
KW  - Urbanization
KW  - Environmental policy
N1  - Bibliography at the end
ER  -