Immigration reform : hearing before the Subcommittee on Immigration and Refugee Affairs of the Committee on the Judiciary, United States Senate, One Hundred First Congress, first session on S. 358, a bill to amend the Immigration and Nationality Act to change the level, and preference system for admission, of immigrants to the United States, and to provide for administrative naturalization, and for other purposes and S. 448, a bill to amend the Immigration and Nationality Act to change the level, and preference system for admission, of immigrants to the United States, March 3, 1989.