United States Department of Education. National Center for Education Statistics. VerfasserIn. (1999). Schools and Staffing Survey, 1990-1991 (United States): Revised Version. [Verlag nicht ermittelbar]. https://doi.org/10.3886/ICPSR02745.v1
Cita Chicago Style (17a ed.)United States Department of Education. National Center for Education Statistics. VerfasserIn. Schools and Staffing Survey, 1990-1991 (United States): Revised Version. [Erscheinungsort nicht ermittelbar]: [Verlag nicht ermittelbar], 1999. https://doi.org/10.3886/ICPSR02745.v1.
Cita MLA (9a ed.)United States Department of Education. National Center for Education Statistics. VerfasserIn. Schools and Staffing Survey, 1990-1991 (United States): Revised Version. [Verlag nicht ermittelbar], 1999. https://doi.org/10.3886/ICPSR02745.v1.
