W.A. Wahler and Associates & Industrial Environmental Research Laboratory (Cincinnati, Ohio). (1979). Dewatering active underground coal mines: Technical aspects and cost-effectiveness. Environmental Protection Agency, Office of Research and Development, [Office of Energy, Minerals, and Industry], Industrial Environmental Research Laboratory.
Chicago Style (17th ed.) CitationW.A. Wahler and Associates and Ohio) Industrial Environmental Research Laboratory (Cincinnati. Dewatering Active Underground Coal Mines: Technical Aspects and Cost-effectiveness. Cincinnati, Ohio: Environmental Protection Agency, Office of Research and Development, [Office of Energy, Minerals, and Industry], Industrial Environmental Research Laboratory, 1979.
MLA (9th ed.) CitationW.A. Wahler and Associates and Ohio) Industrial Environmental Research Laboratory (Cincinnati. Dewatering Active Underground Coal Mines: Technical Aspects and Cost-effectiveness. Environmental Protection Agency, Office of Research and Development, [Office of Energy, Minerals, and Industry], Industrial Environmental Research Laboratory, 1979.