Perrino, Mark, The Poetics of Mockery: Wyndham Lewis's 'Apes of God' and the Popularization of Modernism, MHRA Texts and Dissertations, 40 (MHRA, 1995)

Armstrong, William Baker with Isobel (ed.), Form and Feeling in Modern Literature: Essays in Honour of Barbara Hardy (Legenda, 2013)