Não informado. (2020). South African National Scientific Programmes Report. National Scientific Programmes Unit, Council for Scientific and Industrial Research.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. South African National Scientific Programmes Report. Pretoria, Africa do Sul: National Scientific Programmes Unit, Council for Scientific and Industrial Research, 2020.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. South African National Scientific Programmes Report. National Scientific Programmes Unit, Council for Scientific and Industrial Research, 2020.
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