Cita APA (7a ed.)

Salmon, G. A Treatise on Conic Sections (6a. ed.). Chelsea.

Cita Chicago Style (17a ed.)

Salmon, George. A Treatise on Conic Sections. 6a. ed. New York: Chelsea.

Cita MLA (8a ed.)

Salmon, George. A Treatise on Conic Sections. 6a. ed. Chelsea.