APA (7th ed.) Citation

Gallis, P. E. (1997). NATO enlargement: The process and allied views. Congressional Research Service, Library of Congress.

Chicago Style (17th ed.) Citation

Gallis, Paul E. NATO Enlargement: The Process and Allied Views. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1997.

MLA (9th ed.) Citation

Gallis, Paul E. NATO Enlargement: The Process and Allied Views. Congressional Research Service, Library of Congress, 1997.