APA (7th ed.) Citation

Halavatau, V., Hughes, R., & Hughes, M. C. (2000). 1999 Tongatapu alcohol and tobacco surveys. Secretariat of the Pacific Community.

Chicago Style (17th ed.) Citation

Halavatau, Vizo, Robert Hughes, and Maria Celia Hughes. 1999 Tongatapu Alcohol and Tobacco Surveys. Noumea, New Caledonia: Secretariat of the Pacific Community, 2000.

MLA (8th ed.) Citation

Halavatau, Vizo, et al. 1999 Tongatapu Alcohol and Tobacco Surveys. Secretariat of the Pacific Community, 2000.