APA (7th ed.) Citation

Smith, C. U. M. (1976). The problem of life : an essay in the origins of biological thought / (by) C.U.M. Smith: An essay in the origins of biological thought. Macmillan.

Chicago Style (17th ed.) Citation

Smith, C. U. M. The Problem of Life : An Essay in the Origins of Biological Thought / (by) C.U.M. Smith: An Essay in the Origins of Biological Thought. London (etc.): Macmillan, 1976.

MLA (9th ed.) Citation

Smith, C. U. M. The Problem of Life : An Essay in the Origins of Biological Thought / (by) C.U.M. Smith: An Essay in the Origins of Biological Thought. Macmillan, 1976.

Warning: These citations may not always be 100% accurate.