APA (7th ed.) Citation

Retief, J. L., Hamman, W. D., & Affleck-Graves, J. F. (1984). The measurement of risk. AOSIS.

Chicago Style (17th ed.) Citation

Retief, J. L.R., W. D. Hamman, and J. F. Affleck-Graves. The Measurement of Risk. AOSIS, 1984.

MLA (9th ed.) Citation

Retief, J. L.R., et al. The Measurement of Risk. AOSIS, 1984.