Cita APA (7a ed.)

De Giorgio, C. M. (1991). Consciousness, coma, and the vegetative state: Physical basis and definitional character. [s.n.].

Cita Chicago Style (17a ed.)

De Giorgio, Christopher M. Consciousness, Coma, and the Vegetative State: Physical Basis and Definitional Character. [S.l.]: [s.n.], 1991.

Cita MLA (9a ed.)

De Giorgio, Christopher M. Consciousness, Coma, and the Vegetative State: Physical Basis and Definitional Character. [s.n.], 1991.