Kōrero: Rock, limestone and clay

Whārangi 11. Hononga, rauemi nō waho

Me pēnei te tohu i te whārangi:

Carl Walrond, 'Hononga, rauemi nō waho', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/rock-limestone-and-clay/sources (accessed 8 December 2019)

He kōrero nā Carl Walrond, i tāngia i te 12 Jun 2006