Emmens. S. H. Logic: Pure and applied. Strahan.
Cita Chicago (17th ed.)Emmens. S. H. Logic: Pure and Applied. London: Strahan.
Cita MLA (9th ed.)Emmens. S. H. Logic: Pure and Applied. Strahan.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)