Cita APA (7th ed.)

Scheffler, I. (1979). Beyond the letter: A philosophical inquiry into ambiguity, vagueness and metaphor in language. Routledge and Kegan paul.

Cita Chicago (17th ed.)

Scheffler, Israel. Beyond the Letter: A Philosophical Inquiry into Ambiguity, Vagueness and Metaphor in Language. London: Routledge and Kegan paul, 1979.

Cita MLA (9th ed.)

Scheffler, Israel. Beyond the Letter: A Philosophical Inquiry into Ambiguity, Vagueness and Metaphor in Language. Routledge and Kegan paul, 1979.