APA引文

Library of Congress. Federal Research Division & Haggerty, R. A. (1990). El Salvador: A country study (2nd ed.). Federal Research Division : For sale by the Supt. of Docs., U.S. G.P.O..

Chicago Style (17th ed.) Citation

Library of Congress. Federal Research Division and Richard A. Haggerty. El Salvador: A Country Study. 2nd ed. Washington, D.C.: Federal Research Division : For sale by the Supt. of Docs., U.S. G.P.O., 1990.

MLA引文

Library of Congress. Federal Research Division and Richard A. Haggerty. El Salvador: A Country Study. 2nd ed. Federal Research Division : For sale by the Supt. of Docs., U.S. G.P.O., 1990.