APA (7th ed.) Citation

Spain & United States. Department of State. (2011). Scientific cooperation: Earth sciences : memorandum of understanding between the United States of America and Spain; signed at Reston and Madrid, February 20 and March 5, 2004. U.S. Dept. of State.

Chicago Style (17th ed.) Citation

Spain and United States. Department of State. Scientific Cooperation: Earth Sciences : Memorandum of Understanding Between the United States of America and Spain; Signed at Reston and Madrid, February 20 and March 5, 2004. [Washington, D.C.]: U.S. Dept. of State, 2011.

MLA (9th ed.) Citation

Spain and United States. Department of State. Scientific Cooperation: Earth Sciences : Memorandum of Understanding Between the United States of America and Spain; Signed at Reston and Madrid, February 20 and March 5, 2004. U.S. Dept. of State, 2011.