External Resource
He Rautaki Tāpiritanga, he Rautaki Tangohanga
Tihei Pāngarau: Te Tau me te Taurangi, Taumata 4
He ataata e whakamārama ana i ētahi rautaki whakaoti tāpiritanga tauoti, tangohanga tauoti hoki. Ka mātua whai wāhi atu te whakaatu rautaki ki te rārangi tau.