Cita APA (7a ed.)
Sharff, L. E., & Gordon, S. (1979). Federal personnel guide. Federal Communications Group.
Cita Chicago Style (17a ed.)
Sharff, Lee E., y Sol Gordon. Federal Personnel Guide. Washington, D.C.: Federal Communications Group, 1979.
Cita MLA (9a ed.)
Sharff, Lee E., y Sol Gordon. Federal Personnel Guide. Federal Communications Group, 1979.
Precaución: Estas citas no son 100% exactas.