New Zealand kev tshawb fawb lub hom phiaj tig cov khoom pov tseg xws li qos yaj ywm pov rau hauv kev txhawb nqa kev lag luam
University of Canterbury ib puag ncig kev tshawb fawb xibfwb Brett Robinson hauv New Zealand tab tom ua haujlwm ntawm txoj haujlwm tshawb fawb uas hloov pauv ...