APA (7th ed.) Citation

Salmon, G. (1960). A treatise on conic sections (6a. ed.). Chelsea.

Chicago Style (17th ed.) Citation

Salmon, George. A Treatise on Conic Sections. 6a. ed. Nueva York: Chelsea, 1960.

MLA (9th ed.) Citation

Salmon, George. A Treatise on Conic Sections. 6a. ed. Chelsea, 1960.