US Government Publishing Office
Ben's Guide to u.s. Government: Applying for Citizenship: The Naturalization Examination
Ben's Guide is a fun way to present U.S. Government to students. This site presents a description of the Naturalization Examination in the process of becoming a U.S. Citizen. Links to related sites are available.
Thomson Reuters
Find Law: Annotation 36: Naturalization and Citizenship
This resource summarizes the meanings of the words naturalization and citizenship, using excerpts and references from the U.S. Constitution, and explains the power held by the U.S. Congress in granting citizenship.