Cita APA (7th ed.)

Lear, J. (1990). Aristotle and logical theory. University Pr..

Cita Chicago (17th ed.)

Lear, Jonathan. Aristotle and Logical Theory. Cambridge: University Pr., 1990.

Cita MLA (9th ed.)

Lear, Jonathan. Aristotle and Logical Theory. University Pr., 1990.