Cita APA (7th ed.)

Lovins, A. B., & Nash, H. (1979). The Energy controversy: Soft path questions & answers. Friends of the Earth.

Cita Chicago (17th ed.)

Lovins, Amory B., i Hugh Nash. The Energy Controversy: Soft Path Questions & Answers. San Francisco: Friends of the Earth, 1979.

Cita MLA (8th ed.)

Lovins, Amory B., i Hugh Nash. The Energy Controversy: Soft Path Questions & Answers. Friends of the Earth, 1979.