Reduplication of puka.[1][2] Sense of book due to similar white pages, likely influenced by the Englishbook with reduplication also indicating quantity of pages.[3][2]
“pukapuka” in John C. Moorfield, Te Aka: Maori–English, English–Maori Dictionary and Index, 3rd edition, Longman/Pearson Education New Zealand, 2011, →ISBN.
