APA (7th ed.) Citation

Armstrong, S., & Mitchell. (2008). The essential HR handbook: A quick and handy resource for any manager or HR professional. The Career Press.

Chicago Style (17th ed.) Citation

Armstrong, Sharon, and Mitchell. The Essential HR Handbook: A Quick and Handy Resource for Any Manager or HR Professional. New Jersey: The Career Press, 2008.

MLA (8th ed.) Citation

Armstrong, Sharon, and Mitchell. The Essential HR Handbook: A Quick and Handy Resource for Any Manager or HR Professional. The Career Press, 2008.