Cita APA (7a ed.)

Lovelock, J. E. (2005). Gaia: Medicine for an ailing planet. Gaia Books.

Cita Chicago Style (17a ed.)

Lovelock, James E. Gaia: Medicine for an Ailing Planet. London: Gaia Books, 2005.

Cita MLA (9a ed.)

Lovelock, James E. Gaia: Medicine for an Ailing Planet. Gaia Books, 2005.