Cita APA (7a ed.)

Laing, B. M. (1968). David Hume. Russell & Russell.

Cita Chicago Style (17a ed.)

Laing, Bertram Mitchell. David Hume. New York: Russell & Russell, 1968.

Cita MLA (9a ed.)

Laing, Bertram Mitchell. David Hume. Russell & Russell, 1968.