Cita APA (7th ed.)
ebrary, Inc, & Axley, L. E. (2009). Older worker trends. Nova Science Publishers, Inc..
Cita Chicago (17th ed.)
ebrary, Inc, i Leonard E. Axley. Older Worker Trends. New York: Nova Science Publishers, Inc., 2009.
Cita MLA (9th ed.)
ebrary, Inc, i Leonard E. Axley. Older Worker Trends. Nova Science Publishers, Inc., 2009.
Atenció: Aquestes cites poden no estar 100% correctes.