270807 Lyons, S. (1978). Sun: A handbook for the solar decade. San Francisco : Friends of the Earth.
Cita Chicago (17th ed.)270807 Lyons, Stephen. Sun: A Handbook for the Solar Decade. San Francisco : Friends of the Earth, 1978.
Cita MLA (9th ed.)270807 Lyons, Stephen. Sun: A Handbook for the Solar Decade. San Francisco : Friends of the Earth, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.