Harvey, D. R. (2005). Preserving digital materials. Munich: K.G. Saur Velag.
Trích dẫn kiểu ChicagoHarvey, D R. Preserving Digital Materials. Munich: K.G. Saur Velag, 2005.
MLA citiranjeHarvey, D R. Preserving Digital Materials. Munich: K.G. Saur Velag, 2005.
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