Cita APA (7th ed.)
ebrary, Inc, Wegman, D. H., & McGee, J. (2004). Health and safety needs of older workers. National Academies Press.
Cita Chicago (17th ed.)
ebrary, Inc, David H. Wegman, i J. McGee. Health and Safety Needs of Older Workers. Washington, D.C.: National Academies Press, 2004.
Cita MLA (9th ed.)
ebrary, Inc, et al. Health and Safety Needs of Older Workers. National Academies Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.