Two papers : the grid and caesura

MLA

Bion, Wilfred R. Two Papers : the Grid and Caesura. London: Karnac, 1989.

APA

Bion, W. R. (1989). Two papers : the grid and caesura. London: Karnac.

Chicago

Bion, Wilfred R. Two Papers: The Grid and Caesura. London: Karnac, 1989.