Não informado. (2020). South African National Scientific Programmes Report. National Scientific Programmes Unit, Council for Scientific and Industrial Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. South African National Scientific Programmes Report. Pretoria, Africa do Sul: National Scientific Programmes Unit, Council for Scientific and Industrial Research, 2020.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. South African National Scientific Programmes Report. National Scientific Programmes Unit, Council for Scientific and Industrial Research, 2020.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.