International Union for Conservation of Nature and Natural Resources & World Wildlife Fund. (1985). Botanic gardens and the world conservation strategy: An international conference, 26-30 November 1985 ... Las Palmas de Gran Canaria. The Union.
Chicago Style (17th ed.) CitationInternational Union for Conservation of Nature and Natural Resources and World Wildlife Fund. Botanic Gardens and the World Conservation Strategy: An International Conference, 26-30 November 1985 ... Las Palmas De Gran Canaria. [Gland, Switzerland]: The Union, 1985.
MLA (8th ed.) CitationInternational Union for Conservation of Nature and Natural Resources and World Wildlife Fund. Botanic Gardens and the World Conservation Strategy: An International Conference, 26-30 November 1985 ... Las Palmas De Gran Canaria. The Union, 1985.