Mine Workers' Union (South Africa), South African Boilermakers' and Shipbuilders' Union, S.A. Boilermakers' Society, & South African Labour Party. Forward. Central News Agency.
Chicago-viite (17. p.)Mine Workers' Union (South Africa), South African Boilermakers' and Shipbuilders' Union, S.A. Boilermakers' Society, ja South African Labour Party. Forward. Johannesburg [South Africa]: Central News Agency.
MLA-viite (8. p.)Mine Workers' Union (South Africa), et al. Forward. Central News Agency.
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