Pollution Control Conference, 3d, Chicago, Water and Wastewater Equipment Manufacturers Association, & Langworthy, V. W. (1975). Industry solutions '75: Air, water, noise, solid waste : proceedings of the third annual Pollution Control Conference of the Water and Wastewater Equipment Manufacturers Association, April 1-4, 1975. Ann Arbor Science Publishers.
Citazione stile Chigago Style (17a edizione)Pollution Control Conference, 3d, Chicago, Water and Wastewater Equipment Manufacturers Association, e Virgil W. Langworthy. Industry Solutions '75: Air, Water, Noise, Solid Waste : Proceedings of the Third Annual Pollution Control Conference of the Water and Wastewater Equipment Manufacturers Association, April 1-4, 1975. Ann Arbor, Mich.: Ann Arbor Science Publishers, 1975.
Citatione MLA (8a ed.)Pollution Control Conference, 3d, Chicago, et al. Industry Solutions '75: Air, Water, Noise, Solid Waste : Proceedings of the Third Annual Pollution Control Conference of the Water and Wastewater Equipment Manufacturers Association, April 1-4, 1975. Ann Arbor Science Publishers, 1975.