9. Biogas production :

Author:

Library: Center and Library of Islamic Studies in European Languages (Qom)

Subject: Sewage-- Purification-- Anaerobic treatment

Classification :
TD756
.
45
.
B56
2012

10. Biogas production

Author:

Library: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)

Subject: Sewage--Purification--Anaerobic treatment.

Classification :
TD
756
.
45
.
M85
2012

13. Green chemistry for environmental sustainability

Author:

Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)

Subject: Green chemistry.

Classification :
TP
,
155
.
2
,.
E58
,
G744
,
2011