APA

United States, . (1989). Financial audit: examination of EPA's financial statements for fiscal year 1987. [Washington, D.C: .

Chicago

United States, . 1989. Financial audit: examination of EPA's financial statements for fiscal year 1987. [Washington, D.C: .

Harvard

United States, . (1989). Financial audit: examination of EPA's financial statements for fiscal year 1987. [Washington, D.C: .

MLA

United States, . Financial audit: examination of EPA's financial statements for fiscal year 1987. [Washington, D.C: . 1989.