Cita APA (7th ed.)

Chilsholm, A. (1972). Philosophers of the earth: Conversations with ecologists. Sidgwick and jackson.

Cita Chicago (17th ed.)

Chilsholm, Anne. Philosophers of the Earth: Conversations with Ecologists. London: Sidgwick and jackson, 1972.

Cita MLA (9th ed.)

Chilsholm, Anne. Philosophers of the Earth: Conversations with Ecologists. Sidgwick and jackson, 1972.