Cita APA (7a ed.)

Warren, E. W. (1965). Memory in Plotinus. [s.n.].

Cita Chicago Style (17a ed.)

Warren, Edward W. Memory in Plotinus. [S.l.]: [s.n.], 1965.

Cita MLA (9a ed.)

Warren, Edward W. Memory in Plotinus. [s.n.], 1965.