Grant-Taylor, T.L.; Healy, J.; Kingma, J.T.; Nairn, I.A.; Schofield, J.C.; Te Punga, M.T.; Vella, P.; Ghani, M.A.; Pullar, W.A. 1973 Quaternary geology of New Zealand : North Island. Scale 1:1,000,000. Wellington: Department of Scientific and Industrial Research. Miscellaneous series map / New Zealand Geological Survey 5 1 fold. map
