External Resource
Te Pāpātanga
Tihei Pāngarau: Te Tau me te Taurangi, Taumata 5
He ataata e whakamārama ana i te whakamahinga o te pāpātanga hei waeine, pērā i te manomita ā-haora(km/h) me te utu ā-manokaramu ($/kg).