APA-referens (7:e uppl.)
Sobczak, M. (2010). American attitudes toward immigrants and immigration policy. LFB Scholarly Pub. LLC.
Chicago-referens (17:e uppl.)
Sobczak, Michael. American Attitudes Toward Immigrants and Immigration Policy. El Paso [Tex.]: LFB Scholarly Pub. LLC, 2010.
MLA-referens (9:e uppl.)
Sobczak, Michael. American Attitudes Toward Immigrants and Immigration Policy. LFB Scholarly Pub. LLC, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.