Cita APA (7th ed.)

(1990). New directions for adult and continuing education. Jossey-Bass, Inc..

Cita Chicago (17th ed.)

New Directions for Adult and Continuing Education. San Francisco: Jossey-Bass, Inc., 1990.

Cita MLA (9th ed.)

New Directions for Adult and Continuing Education. Jossey-Bass, Inc., 1990.

Atenció: Aquestes cites poden no estar 100% correctes.