APA (7th ed.) Citation

Dupon, J. F., & Phosphate rocks. (1989). Environmental case studies. South Pacific Regional Environment Programme.

Chicago Style (17th ed.) Citation

Dupon, J. F., and Phosphate rocks. Environmental Case Studies. Noumea: South Pacific Regional Environment Programme, 1989.

MLA (9th ed.) Citation

Dupon, J. F., and Phosphate rocks. Environmental Case Studies. South Pacific Regional Environment Programme, 1989.