APA (7th ed.) Citation

Spatial Information Research Centre. Colloquium. (1989). Proceedings of the ... Annual Colloquium of the Spatial Information Research Centre. The Centre.

Chicago Style (17th ed.) Citation

Spatial Information Research Centre. Colloquium. Proceedings of the ... Annual Colloquium of the Spatial Information Research Centre. Dunedin, N.Z.: The Centre, 1989.

MLA (9th ed.) Citation

Spatial Information Research Centre. Colloquium. Proceedings of the ... Annual Colloquium of the Spatial Information Research Centre. The Centre, 1989.