Fields, M. R. A. (2001). Indispensable employees: How to hire them, how to keep them. Career Press.
Lua i Stíl Chicago (17ú heag.)Fields, Martha R. A. Indispensable Employees: How to Hire Them, How to Keep Them. Franklin Lakes, NJ: Career Press, 2001.
Lua MLA (9ú heag.)Fields, Martha R. A. Indispensable Employees: How to Hire Them, How to Keep Them. Career Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.