Cita APA (7a ed.)

Oller, C. A. Teaching sound principles about invalidity. [Actas], International Congress on Tools for Teaching Logic (3 : 2011 : Salamanca), .

Cita Chicago Style (17a ed.)

Oller, Carlos A. "Teaching Sound Principles About Invalidity." [Actas] International Congress on Tools for Teaching Logic (3 : 2011 : Salamanca) ().

Cita MLA (9a ed.)

Oller, Carlos A. "Teaching Sound Principles About Invalidity." [Actas], International Congress on Tools for Teaching Logic (3 : 2011 : Salamanca), .