University of Pretoria. Institute for Plural Societies, Ewing, W. C., & Rhoodie, N. J. (1978). Intergroup accommodation in plural societies: A selection of conference papers with special reference to the Republic of South Africa. Published for the Institute for Plural Societies, University of Pretoria by Macmillan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of Pretoria. Institute for Plural Societies, Winifred Crum Ewing, و N. J. Rhoodie. Intergroup Accommodation in Plural Societies: A Selection of Conference Papers with Special Reference to the Republic of South Africa. London: Published for the Institute for Plural Societies, University of Pretoria by Macmillan, 1978.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)University of Pretoria. Institute for Plural Societies, et al. Intergroup Accommodation in Plural Societies: A Selection of Conference Papers with Special Reference to the Republic of South Africa. Published for the Institute for Plural Societies, University of Pretoria by Macmillan, 1978.