Kircher, R. (1930). How they do it in England. London: Elkin Mathews & Marrot.
Trích dẫn kiểu ChicagoKircher, Rudole. How They Do It in England. London: Elkin Mathews & Marrot, 1930.
MLA CitationKircher, Rudole. How They Do It in England. London: Elkin Mathews & Marrot, 1930.
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