APA (7th ed.) Citation

Hammack, R. H. (2018). Book of Proof (Edition 3.2.). Richard Hammack.

Chicago Style (17th ed.) Citation

Hammack, Richard H. Book of Proof. Edition 3.2. Richmond, Virginia: Richard Hammack, 2018.

MLA (9th ed.) Citation

Hammack, Richard H. Book of Proof. Edition 3.2. Richard Hammack, 2018.