Bell, W. (1996). Foundations of futures studies: Human science for a new era. Transaction Publishers.
Chicago-čujuhus (17. p.)Bell, Wendell. Foundations of Futures Studies: Human Science for a New Era. New Brunswick, NJ: Transaction Publishers, 1996.
MLA-čujuhus (9. p.)Bell, Wendell. Foundations of Futures Studies: Human Science for a New Era. Transaction Publishers, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.