APA
Smith R. W., Smith R. W. & United States. Department of State. Bureau of Oceans and International Environmental and Scientific Affairs. (1990). Maritime boundaries of the world. Washington, D.C: Office of Ocean Affairs.
Chicago
Smith Robert W, Smith Robert W and United States. Department of State. Bureau of Oceans and International Environmental and Scientific Affairs. 1990. Maritime boundaries of the world. Washington, D.C: Office of Ocean Affairs.
Harvard
Smith R. W., Smith R. W. and United States. Department of State. Bureau of Oceans and International Environmental and Scientific Affairs. (1990). Maritime boundaries of the world. Washington, D.C: Office of Ocean Affairs.
MLA
Smith Robert W, Smith Robert W and United States. Department of State. Bureau of Oceans and International Environmental and Scientific Affairs. Maritime boundaries of the world. Washington, D.C: Office of Ocean Affairs. 1990.