APA (7th ed.) Citation

The National Resources, E. a. S. A. (1991). National resources of Sri Lanka. Natural Resources, Energy and Science Authority.

Chicago Style (17th ed.) Citation

The National Resources, Energy and Science Authority. National Resources of Sri Lanka. Natural Resources, Energy and Science Authority, 1991.

MLA (9th ed.) Citation

The National Resources, Energy and Science Authority. National Resources of Sri Lanka. Natural Resources, Energy and Science Authority, 1991.

Warning: These citations may not always be 100% accurate.