Cita APA (7th ed.)

Needleman, J. (1983). The heart of philosophy. Routledge & Kegan Paul.

Cita Chicago (17th ed.)

Needleman, Jacob. The Heart of Philosophy. London: Routledge & Kegan Paul, 1983.

Cita MLA (9th ed.)

Needleman, Jacob. The Heart of Philosophy. Routledge & Kegan Paul, 1983.