MLA

Montmasson, Joseph Marie, and H Stafford Hatfield. Invention and the Unconscious. London: Paul, Trench, Trubner, 1931.

APA

Montmasson, J. Marie, & Stafford Hatfield, H. (1931). Invention and the unconscious. London: Paul, Trench, Trubner.

Chicago

Montmasson, Joseph Marie Invention and the Unconscious. Translated by H Stafford Hatfield. London: Paul, Trench, Trubner, 1931.