American Federation of Teachers. (2004). Public employee advocate. American Federation of Teachers.
Chicago (17e ed.) BronvermeldingAmerican Federation of Teachers. Public Employee Advocate. Washington, D.C.: American Federation of Teachers, 2004.
MLA (9e ed.) BronvermeldingAmerican Federation of Teachers. Public Employee Advocate. American Federation of Teachers, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.