(1975). Clean and dirty water: Water analysis, standards and treatment. Open University.
Chicago-стиль цитированияClean and Dirty Water: Water Analysis, Standards and Treatment. Walton Hall: Open University, 1975.
MLA-цитированиеClean and Dirty Water: Water Analysis, Standards and Treatment. Open University, 1975.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.