APA (7th ed.) Citation

Featherstone, W., Kearsley, A., Gilliland, J., & ?. (1997). Data Preparations for a New Australian Gravimetric Geoid. The Institution of Surveyors, Australia Inc.

Chicago Style (17th ed.) Citation

Featherstone, Will, A. Kearsley, J. Gilliland, and ?. Data Preparations for a New Australian Gravimetric Geoid. The Institution of Surveyors, Australia Inc, 1997.

MLA (9th ed.) Citation

Featherstone, Will, et al. Data Preparations for a New Australian Gravimetric Geoid. The Institution of Surveyors, Australia Inc, 1997.