Bellwood, Peter (1972). "Excavations at Otakanini Pa, South Kaipara Harbour". Journal of the Royal Society of New Zealand. 2 (3): 259–291. doi:10.1080/03036758.1972.10421818. ISSN0303-6758.
Bellwood, Peter (1972). "Excavations at Otakanini Pa, South Kaipara Harbour". Journal of the Royal Society of New Zealand. 2 (3): 259–291. doi:10.1080/03036758.1972.10421818. ISSN0303-6758.