Rohrbaugh, G. Ontology of art: Guy Rohrbaugh. The Routledge companion to aesthetics.(2005).
Citazione stile Chigago Style (17a edizione)Rohrbaugh, Guy. "Ontology of Art: Guy Rohrbaugh." The Routledge Companion to Aesthetics.(2005) .
Citatione MLA (8a ed.)Rohrbaugh, Guy. "Ontology of Art: Guy Rohrbaugh." The Routledge Companion to Aesthetics.(2005), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.