Kusma, B., Mache, S., Quarcoo, D., Nienhaus, A., & Groneberg, D. A. (2011). Educators' working conditions in a day care centre on ownership of a non-profit organization. BioMed Central.
Chicago-tyylinen lähdeviittausKusma, Bianca, Stefanie Mache, David Quarcoo, Albert Nienhaus, ja David A. Groneberg. Educators' Working Conditions in a Day Care Centre On Ownership of a Non-profit Organization. BioMed Central, 2011.
MLA-viiteKusma, Bianca, et al. Educators' Working Conditions in a Day Care Centre On Ownership of a Non-profit Organization. BioMed Central, 2011.
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