HeinOnline index title: Legislative history of the Clean Air Act amendments of 1969, P.L. 91-137, P.L. 91-137, 83 Stat. 283, P.L. 91-137, 83 Stat. 283, and Public Law 91-137
Published
[Washington, District of Columbia] : [Covington & Burling], [1969] [Getzville, New York] : William S. Hein & Company, [2015]
"An Act: To extend for one year the authorization for research relating to fuels and vehicles under the provisions of the Clean Air Act.": document no. 1. AVAILABLE ONLINE TO AUTHORIZED PSU USERS.