Tohutoro APA (7th ed.)
Botha, A. P. (2007). Knowledge- living and working with it (ed.). Juta & Co..
Tohutoru Kātū Chicago (17th ed.)
Botha, Anthon P. Knowledge- Living and Working with It. ed. Cape town: Juta & Co., 2007.
Tohutoro MLA (9th ed.)
Botha, Anthon P. Knowledge- Living and Working with It. ed. Juta & Co., 2007.
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