Cita APA (7th ed.)

Clark, R., & Mosterin, J. Russell (1a. ed.). Salvat.

Cita Chicago (17th ed.)

Clark, Ronald, i Jesús Mosterin. Russell. 1a. ed. Barcelona: Salvat.

Cita MLA (9th ed.)

Clark, Ronald, i Jesús Mosterin. Russell. 1a. ed. Salvat.