Hopa, N.K. The art of piupiu making: an instructional manual setting out the materials, design and assembly of the Maori skirt, central item of Maori costume. Wellington, New Zealand: Reed, 1971.

Hopa, N.K. The art of piupiu making: an instructional manual setting out the materials, design and assembly of the Maori skirt, central item of Maori costume. Wellington, New Zealand: Reed, 1971.