Yiziphi izizathu eziyinhloko zokwenza i-PhD?
Iziqu ze-PhD zinikeza ulwazi oluthuthukile nolukhethekile emkhakheni othile weSayensi. Abantu abaphishekela iziqu zobudokotela, bavame ukuba nomdlandla ngendaba yabo, futhi bafisa ukutshala isikhathi esiningi ekucwaningeni nasekunikeleni kuleyo nkambu.