APA (7th ed.) Citation

ProQuest (Firm). (1894). [Columbia system of question ballot and voting.]. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). [Columbia System of Question Ballot and Voting.]. Washington: [publisher not identified], 1894.

MLA (9th ed.) Citation

ProQuest (Firm). [Columbia System of Question Ballot and Voting.]. [publisher not identified], 1894.

Warning: These citations may not always be 100% accurate.