Cita APA (7th ed.)
Pennington, F. C. (1980). Assessing educational needs of adults. Jossey-Bass.
Cita Chicago (17th ed.)
Pennington, Floyd C. Assessing Educational Needs of Adults. San Francisco: Jossey-Bass, 1980.
Cita MLA (9th ed.)
Pennington, Floyd C. Assessing Educational Needs of Adults. Jossey-Bass, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.