APA (7th ed.) Citation

Gulf of Mexico Program, American Management Systems, inc, & Webster, G. L. (1991). Marine debris action plan for the Gulf of Mexico. Gulf of Mexico Program.

Chicago Style (17th ed.) Citation

Gulf of Mexico Program, inc American Management Systems, and Ginger L. Webster. Marine Debris Action Plan for the Gulf of Mexico. [Stennis Space Center, Miss.]: Gulf of Mexico Program, 1991.

MLA (9th ed.) Citation

Gulf of Mexico Program, et al. Marine Debris Action Plan for the Gulf of Mexico. Gulf of Mexico Program, 1991.