Water Pollution Control Federation & Zickefoose, C. (1980). Wastewater sampling for process and quality control. Water Pollution Control Federation.
Παραπομπή σε μορφή Chicago (17η εκδ.)Water Pollution Control Federation και Charles Zickefoose. Wastewater Sampling for Process and Quality Control. Washington: Water Pollution Control Federation, 1980.
Παραπομπή σε μορφή MLA (9th εκδ.)Water Pollution Control Federation και Charles Zickefoose. Wastewater Sampling for Process and Quality Control. Water Pollution Control Federation, 1980.
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