APA (7th ed.) Citation

ProQuest (Firm). (1862). Indivisibility of the Union. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). Indivisibility of the Union. Washington: [publisher not identified], 1862.

MLA (9th ed.) Citation

ProQuest (Firm). Indivisibility of the Union. [publisher not identified], 1862.

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