Cita APA (7th ed.)

Evans, D. M. (1968). Speculative notes and notes on speculation: Ideal and real. B. Franklin.

Cita Chicago (17th ed.)

Evans, David Morier. Speculative Notes and Notes on Speculation: Ideal and Real. New York: B. Franklin, 1968.

Cita MLA (8th ed.)

Evans, David Morier. Speculative Notes and Notes on Speculation: Ideal and Real. B. Franklin, 1968.