APA (7th ed.) Citation

Não informado. (2009). Annual Report of the Geological Survey of Arkansas. Geological Survey of Arkansas.

Chicago Style (17th ed.) Citation

Não informado. Annual Report of the Geological Survey of Arkansas. Little Rock, Ark: Geological Survey of Arkansas, 2009.

MLA (8th ed.) Citation

Não informado. Annual Report of the Geological Survey of Arkansas. Geological Survey of Arkansas, 2009.

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