Strandh, S. (1982). Machines: An Illustrated history. Sweden: Nordbok.
Trích dẫn kiểu ChicagoStrandh, Sigvard. Machines: An Illustrated History. Sweden: Nordbok, 1982.
MLA citiranjeStrandh, Sigvard. Machines: An Illustrated History. Sweden: Nordbok, 1982.
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