Cita APA (7a ed.)

Haila, Y., & Levins, R. (1992). Humanity and nature: Ecology, science and society ([1st pub.].). Pluto Press.

Cita Chicago Style (17a ed.)

Haila, Yrjö, y Richard Levins. Humanity and Nature: Ecology, Science and Society. [1st pub.]. London: Pluto Press, 1992.

Cita MLA (9a ed.)

Haila, Yrjö, y Richard Levins. Humanity and Nature: Ecology, Science and Society. [1st pub.]. Pluto Press, 1992.