(1974). Evaluation of a Filtron urethane foam air filter element. Environmental Protection Agency, Emission Control Technology Division, Test and Evaluation Branch.
Chicago Style (17th ed.) CitationEvaluation of a Filtron Urethane Foam Air Filter Element. [Ann Arbor, Mich.]: Environmental Protection Agency, Emission Control Technology Division, Test and Evaluation Branch, 1974.
MLA (9th ed.) CitationEvaluation of a Filtron Urethane Foam Air Filter Element. Environmental Protection Agency, Emission Control Technology Division, Test and Evaluation Branch, 1974.
Warning: These citations may not always be 100% accurate.