Ashby, E. (1978). Reconciling man with the environment. Stanford University Press.
Cita Chicago (17th ed.)Ashby, Eric. Reconciling Man with the Environment. Stanford, Calif.: Stanford University Press, 1978.
Cita MLA (9th ed.)Ashby, Eric. Reconciling Man with the Environment. Stanford University Press, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.