1. Water Pollution Control: A Guide to the USE of water quality Management Principles
پدیدآورنده : Edited by Richard Helmer & Ivanildo Hespanhol
کتابخانه: Library of Niroo Research Institue (Tehran)
موضوع : ، Water-Pollution
رده :
TD
420
.
W32
2. Water Pollution Control : A guide to the use of water quality management principles
پدیدآورنده : Edited by Richard Helmer and Ivanildo Hespanhol
کتابخانه: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
موضوع : Water quality Management,Water - Purification
رده :
TA
365
.
W364
1997
3. Water pollution contro
پدیدآورنده : / edited by Richard Helmer and Ivanildo Hespanhol
کتابخانه: Central Library and Document Center of Shahid Chamran University (Khuzestan)
موضوع : Water quality management.,Water--Purification
رده :
TD
,
365
,.
W364
,
1997eb
4. Water pollution control
پدیدآورنده : / edited by Richard Helmer and Ivanildo Hespanhol.
کتابخانه: Central Library of Kashan University of Medical Sciences (Esfahan)
موضوع : Water quality management,Water--Purification
رده :
TD365
.
W364
1997
5. Water pollution control
پدیدآورنده : / edited by Richard Helmer and Ivanildo Hespanhol
کتابخانه: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)
موضوع : Water quality management,Water- Purification
رده :
TD365
.
W364
1997
6. Water pollution control: a guide to the use of water quality management principles
پدیدآورنده : edited by Richard Helmer and Ivanildo Hespanhol
کتابخانه: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
موضوع : Pollution ، Water,، Water quality management
رده :
TD
420
.
W37
1997
