Dyfyniad APA

Bell, W., & Mau, J. A. (1971). The sociology of the future: Theory, cases, and annotated bibliography. Russell Sage Foundation.

Dyfyniad Arddull Chicago

Bell, Wendell, and James A. Mau. The Sociology of the Future: Theory, Cases, and Annotated Bibliography. New York: Russell Sage Foundation, 1971.

Dyfyniad MLA

Bell, Wendell, and James A. Mau. The Sociology of the Future: Theory, Cases, and Annotated Bibliography. Russell Sage Foundation, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.