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引文Harvey, D R. Preserving Digital Materials. Munich: K.G. Saur Velag, 2005.
警告：這些引文格式不一定是100％准確.