Style de citation APA (7e éd.)
Glenn, J. C., Gordon, T. J., & Grell, M. (2004). 2004 state of the future: <the> millennium project. American Council for The United Nations University.
Style de citation Chicago (17e éd.)
Glenn, Jerome C., Theodore J. Gordon, et Michal Grell. 2004 State of the Future: <the> Millennium Project. Washington: American Council for The United Nations University, 2004.
Style de citation MLA (9e éd.)
Glenn, Jerome C., et al. 2004 State of the Future: <the> Millennium Project. American Council for The United Nations University, 2004.
Attention : ces citations peuvent ne pas être correctes à 100%.