Cita APA (7th ed.)

LACEY, A. R. (1982). Modern philosophy: An introduction. Routledge and Kegan Paul.

Cita Chicago (17th ed.)

LACEY, A. R. Modern Philosophy: An Introduction. Boston: Routledge and Kegan Paul, 1982.

Cita MLA (9th ed.)

LACEY, A. R. Modern Philosophy: An Introduction. Routledge and Kegan Paul, 1982.