Goldsmith, S. (2009). Policy Refinement Checking (extended abstract).
Cita Chicago (17th ed.)Goldsmith, S. Policy Refinement Checking (extended Abstract). 2009.
Cita MLA (9th ed.)Goldsmith, S. Policy Refinement Checking (extended Abstract). 2009.
Atenció: Aquestes cites poden no estar 100% correctes.