APA (7th ed.) Citation

World Future Society, Word Future Society. General Assembly, & Didsbury, H. F. (1989). The Future: Opportunity not destiny. World Future Society.

Chicago Style (17th ed.) Citation

World Future Society, Word Future Society. General Assembly, and Howard F. Didsbury. The Future: Opportunity Not Destiny. Bethesda, Md., U.S.A.: World Future Society, 1989.

MLA (9th ed.) Citation

World Future Society, et al. The Future: Opportunity Not Destiny. World Future Society, 1989.