Illinois. State Board of Elections. (1991). Legislative districts of northeastern Illinois, 1991 reapportionment. State Board of Elections.
Chicago Style (17th ed.) CitationIllinois. State Board of Elections. Legislative Districts of Northeastern Illinois, 1991 Reapportionment. [Springfield]: State Board of Elections, 1991.
MLA (8th ed.) CitationIllinois. State Board of Elections. Legislative Districts of Northeastern Illinois, 1991 Reapportionment. State Board of Elections, 1991.
Warning: These citations may not always be 100% accurate.