Smith, C. C. (1991). Foraminiferal biostratigraphic framework, paleoenvironments, rates of sedimentation, and geologic history of the subsurface Miocene of southern Alabama and adjacent state and federal waters. Geological Survey of Alabama.
Παραπομπή σε μορφή Chicago (17η εκδ.)Smith, Charles Culberson. Foraminiferal Biostratigraphic Framework, Paleoenvironments, Rates of Sedimentation, and Geologic History of the Subsurface Miocene of Southern Alabama and Adjacent State and Federal Waters. Tuscaloosa, Ala.: Geological Survey of Alabama, 1991.
Παραπομπή σε μορφή MLA (8th εκδ.)Smith, Charles Culberson. Foraminiferal Biostratigraphic Framework, Paleoenvironments, Rates of Sedimentation, and Geologic History of the Subsurface Miocene of Southern Alabama and Adjacent State and Federal Waters. Geological Survey of Alabama, 1991.