1. ......................

Author:

Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)

Subject: ، Petroleum engineering

Classification :
TN
871
.
M85

8. A Text on petrochemicals

Author:

Library: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)

Subject: Petroleum chemicals,Petroleum engineering

Classification :
TP692
.
3
.
B5
2004

9. A Text on petrochemicals

Author:

Library: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)

Subject: Petroleum chemicals,Petroleum engineering

Classification :
TP692
.
3
.
B5
1995