APA

United States, United States, . (1989). Living and working around high-voltage power lines. Washington, D.C: U.S. G.P.O.

Chicago

United States, United States, . 1989. Living and working around high-voltage power lines. Washington, D.C: U.S. G.P.O.

Harvard

United States, United States, . (1989). Living and working around high-voltage power lines. Washington, D.C: U.S. G.P.O.

MLA

United States, United States, . Living and working around high-voltage power lines. Washington, D.C: U.S. G.P.O. 1989.