Cita APA (7a ed.)

Cornforth, M. C. (1956). The theory of knowledge ([New ed.].). Lawrence & Wishart.

Cita Chicago Style (17a ed.)

Cornforth, Maurice Campbell. The Theory of Knowledge. [New ed.]. London: Lawrence & Wishart, 1956.

Cita MLA (8a ed.)

Cornforth, Maurice Campbell. The Theory of Knowledge. [New ed.]. Lawrence & Wishart, 1956.