APA (7th ed.) Citation

Gregg, J. Gregg's Commerce of the Prairies, 1831-1839, part 2.

Chicago Style (17th ed.) Citation

Gregg, Josiah. Gregg's Commerce of the Prairies, 1831-1839, Part 2.

MLA (9th ed.) Citation

Gregg, Josiah. Gregg's Commerce of the Prairies, 1831-1839, Part 2.

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