Cita APA (7th ed.)

Corvi, R. (1997). An introduction to the thought of karl popper. Routledge.

Cita Chicago (17th ed.)

Corvi, Roberta. An Introduction to the Thought of Karl Popper. London: Routledge, 1997.

Cita MLA (9th ed.)

Corvi, Roberta. An Introduction to the Thought of Karl Popper. Routledge, 1997.