APA (7th ed.) Citation

Library of Congress. Congressional Research Service & ProQuest (Firm). (1990). El Salvador: Status of the War and the Role of U.S. Aid. [publisher not identified].

Chicago Style (17th ed.) Citation

Library of Congress. Congressional Research Service and ProQuest (Firm). El Salvador: Status of the War and the Role of U.S. Aid. [Place of publication not identified]: [publisher not identified], 1990.

MLA (9th ed.) Citation

Library of Congress. Congressional Research Service and ProQuest (Firm). El Salvador: Status of the War and the Role of U.S. Aid. [publisher not identified], 1990.