Tohutoro APA (7th ed.)

Prades Celma, J. L., & Sanfélix Vidarte, V. (1990). Wittgenstein. Cincel.

Tohutoru Kātū Chicago (17th ed.)

Prades Celma, José Luis, me Vicente Sanfélix Vidarte. Wittgenstein. Madrid: Cincel, 1990.

Tohutoro MLA (9th ed.)

Prades Celma, José Luis, me Vicente Sanfélix Vidarte. Wittgenstein. Cincel, 1990.