Kirkwood, K. (1950). The group areas act: By Kenneth Kirkwood. South African Institute of Race Relations.
Lua i Stíl Chicago (17ú heag.)Kirkwood, Kenneth. The Group Areas Act: By Kenneth Kirkwood. Johannesburg: South African Institute of Race Relations, 1950.
Lua MLA (8ú heag.)Kirkwood, Kenneth. The Group Areas Act: By Kenneth Kirkwood. South African Institute of Race Relations, 1950.
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