APA (7th ed.) Citation

New Zealand Geography Conference Dunedin, New Zealand, New Zealand Geographical Society, & Welch, R. (1989). Geography in action: Proceedings of [the] Fifteenth New Zealand geography conference. New Zealand Geographical Society.

Chicago Style (17th ed.) Citation

New Zealand Geography Conference Dunedin, New Zealand, New Zealand Geographical Society, and Richard Welch. Geography in Action: Proceedings of [the] Fifteenth New Zealand Geography Conference. Dunedin [etc.]: New Zealand Geographical Society, 1989.

MLA (9th ed.) Citation

New Zealand Geography Conference Dunedin, New Zealand, et al. Geography in Action: Proceedings of [the] Fifteenth New Zealand Geography Conference. New Zealand Geographical Society, 1989.