Kōrero: Irrigation and drainage

Whārangi 8. Hononga, rauemi nō waho

Me pēnei te tohu i te whārangi:

Terry Heiler, 'Hononga, rauemi nō waho', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/irrigation-and-drainage/sources (accessed 16 November 2019)

He kōrero nā Terry Heiler, i tāngia i te 24 Nov 2008