Cita APA (7a ed.)

Bion, W. R. (1989). Two papers: The grid ; and, Caesura (Rev. & corr. ed.). Karnac Books.

Cita Chicago Style (17a ed.)

Bion, Wilfred R. Two Papers: The Grid ; and, Caesura. Rev. & corr. ed. London: Karnac Books, 1989.

Cita MLA (9a ed.)

Bion, Wilfred R. Two Papers: The Grid ; and, Caesura. Rev. & corr. ed. Karnac Books, 1989.