Isku day inaad ku sii wadato faqradan - Yesterday/Today/Tomorrow (Traceability is Credibility) waa farshaxan fikradeed iyo mashruuc cilmi baaris ah oo uu abuuray Bryan McCormack, kaas oo ka kooban sawirro ay sameeyeen kumanaan shaqsiyaad ah, warbaahinta bulshada, iyo farshaxanka rakibaadda, iyo sidoo kale mashaariicda waxbarashada iyo bulshada, iyadoo lala kaashanayo jaamacadaha dhowr ah ee Yurub. Waxay diirada saareysaa dhibaatada qaxootiga ee Yurub
Waxaad