APA (7th ed.) Citation

Penrose, R. (1995). Shadows of the mind : a search for the missing science of consciousness / Roger Penrose: A search for the missing science of consciousness. Vintage.

Chicago Style (17th ed.) Citation

Penrose, Roger. Shadows of the Mind : A Search for the Missing Science of Consciousness / Roger Penrose: A Search for the Missing Science of Consciousness. London: Vintage, 1995.

MLA (9th ed.) Citation

Penrose, Roger. Shadows of the Mind : A Search for the Missing Science of Consciousness / Roger Penrose: A Search for the Missing Science of Consciousness. Vintage, 1995.

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