1. Handbook of water and wastewater treatment plant operations /Frank R. Spellman.
Author:
Library: Tehran University, technical faculty libraries 1 (Tehran)
Subject: Water treatment plants,Sewage disposal plants,Water--Purification,Sewage--Purification
Classification :
TD
434
.
S64
2009
cd4
2. Handbook of water and wastewater treatment plant operations /Frank R. Spellman.
Author:
Library: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
Subject: Water treatment plants,Sewage disposal plants,Water--Purification,Sewage--Purification
Classification :
TD
434
.
S64
2009
cd
3. Handbook of water and wastewater treatment plant operations / by Frank R. Spellman
Author:
Library: Central Library of Kashan University of Medical Sciences (Esfahan)
Subject: Water treatment plants - Handbooks, manuals, etc,Sewage disposal plants - Handbooks, manuals, etc,Water - Purification - Handbooks, manuals, etc,Sewage - Purification - Handbooks, manuals, etc,ISBN: 1-56670-627-0
4. Spellman's standard handbook for wastewater operators /Frank R. Spellman.
Author:
Library: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
Subject: Sewage disposal--Employees--Certification--United States,Sewage disposal plants--United States
Classification :
TD523
.
S67
2011
5. The science of environmental pollution /Frank R. Spellman.
Author:
Library: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
Subject: Pollution.,Environmental sciences.
Classification :
TD
174
.
S675
2010
