Pepper, D. (1984). The roots of modern environmentalism. Routledge.
Citación estilo ChicagoPepper, David. The Roots of Modern Environmentalism. London: Routledge, 1984.
Cita MLAPepper, David. The Roots of Modern Environmentalism. Routledge, 1984.
Warning: These citations may not always be 100% accurate.