APA (7th ed.) Citation

Estes, R. W. (2021). Aces and eights: Poker in the Old West. TwoDot.

Chicago Style (17th ed.) Citation

Estes, Ralph W. Aces and Eights: Poker in the Old West. Guilford, Connecticut: TwoDot, 2021.

MLA (9th ed.) Citation

Estes, Ralph W. Aces and Eights: Poker in the Old West. TwoDot, 2021.

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