Não informado. (2001). Wisconsin library bulletin. Departement of Public Instruction, Division of Library Services.
Chicago-Zitierstil (17. Ausg.)Não informado. Wisconsin Library Bulletin. Madison, Wis: Departement of Public Instruction, Division of Library Services, 2001.
MLA-Zitierstil (8. Ausg.)Não informado. Wisconsin Library Bulletin. Departement of Public Instruction, Division of Library Services, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.