Library of Congress. Federal Research Division & Solsten, E. (1993). Portugal: A country study. Federal Research Division.
Chicago Style (17th ed.) CitationLibrary of Congress. Federal Research Division and Eric Solsten. Portugal: A Country Study. Washington, D.C.: Federal Research Division, 1993.
MLA (9th ed.) CitationLibrary of Congress. Federal Research Division and Eric Solsten. Portugal: A Country Study. Federal Research Division, 1993.
Warning: These citations may not always be 100% accurate.