APA-ийн эшлэл(7 дахь хэвлэлт)

Butler, J., & Rotberg, J. (1977). The black homelands of South Africa: The political and economic development of Bophuthatswana and Kwazulu. University of California Press Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Butler, Jeffrey, ба John Rotberg. The Black Homelands of South Africa: The Political and Economic Development of Bophuthatswana and Kwazulu. Berkerly: University of California Press Publishers, 1977.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Butler, Jeffrey, ба John Rotberg. The Black Homelands of South Africa: The Political and Economic Development of Bophuthatswana and Kwazulu. University of California Press Publishers, 1977.