APA

Princeton University. Center for Energy and Environmental Studies, . (2001). Leaded gasoline phase-out. New Jersey: Princeton University. Center for Energy and Environmental Studies.

Chicago

Princeton University. Center for Energy and Environmental Studies, . 2001. Leaded gasoline phase-out. New Jersey: Princeton University. Center for Energy and Environmental Studies.

Harvard

Princeton University. Center for Energy and Environmental Studies, . (2001). Leaded gasoline phase-out. New Jersey: Princeton University. Center for Energy and Environmental Studies.

MLA

Princeton University. Center for Energy and Environmental Studies, . Leaded gasoline phase-out. New Jersey: Princeton University. Center for Energy and Environmental Studies. 2001.