Bourne, H. R. F. (1903). Forced labour in British South Africa: Notes on the condition and prospects of South African natives under British control. P.S. King & Son.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBourne, H. R. Fox. Forced Labour in British South Africa: Notes on the Condition and Prospects of South African Natives Under British Control. London: P.S. King & Son, 1903.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBourne, H. R. Fox. Forced Labour in British South Africa: Notes on the Condition and Prospects of South African Natives Under British Control. P.S. King & Son, 1903.
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