1. PATN Technical Reference;Belbin,1989
2. Natural control of a population of rabbits, Oryctolagus cuniculus for ten years in the Kourorau enclosure;Gibb,1978
3. Sustainable Land Use for the Dry Tussock Grasslands in the South Island,1992
4. Predictive modelling in soil survey;Hewitt;Soils Fert.,1992
5. New Zealand Soil Classification;Hewitt,1992