Krafft, W. txt000061: BSP Berchem, 1888-1958.
Lua i Stíl Chicago (17ú heag.)Krafft, Willy. Txt000061: BSP Berchem, 1888-1958.
Lua MLA (8ú heag.)Krafft, Willy. Txt000061: BSP Berchem, 1888-1958.
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