Tekijä
- Biggs, B. J. 3 tulosta
- Gifford, J. S.
- Livingston, Mary E. (Mary Elizabeth), 1953- 2 tulosta
- National Water and Soil Conservation Authority (N.Z.) 2 tulosta
- New Zealand. Water and Soil Directorate 2 tulosta
- National Water and Soil Conservation Organisation (N.Z.) 1 tulosta
- New Zealand. Water Resources Council. Standing Biological Working Party 1 tulosta
- New Zealand. Water and Soil Division 1 tulosta
- Smith, D. G. (David Glynn), 1944- 1 tulosta