Cita APA

International Union for Conservation of Nature and Natural Resource. (1991). Oil exploration in the tropics: Guidelines for environmental protection. Gland: IUCN.

Citación estilo Chicago

International Union for Conservation of Nature and Natural Resource. Oil Exploration in the Tropics: Guidelines for Environmental Protection. Gland: IUCN, 1991.

Cita MLA

International Union for Conservation of Nature and Natural Resource. Oil Exploration in the Tropics: Guidelines for Environmental Protection. Gland: IUCN, 1991.