Cita APA (7a ed.)

Edwards, R., & Usher, R. (1997). University adult education in the postmodern moment: Trends and challenges. [s.n.].

Cita Chicago Style (17a ed.)

Edwards, Richard, y Robin Usher. University Adult Education in the Postmodern Moment: Trends and Challenges. [S.l.]: [s.n.], 1997.

Cita MLA (9a ed.)

Edwards, Richard, y Robin Usher. University Adult Education in the Postmodern Moment: Trends and Challenges. [s.n.], 1997.