Cita APA

Lovins, A. B. (1977). Soft energy paths: Toward a durable peace. New York: Penguin.

Chicago Style Citation

Lovins, Amory B. Soft Energy Paths: Toward a Durable Peace. New York: Penguin, 1977.

Cita MLA

Lovins, Amory B. Soft Energy Paths: Toward a Durable Peace. New York: Penguin, 1977.

Atenció: Aquestes cites poden no estar 100% correctes.