Kuvaus
Huomautukset:At head of title: Geological Survey of Alabama, Biological Resources Division.
"This report was sponsored, in part, by the Gas Research Institute (GRI) and was submitted as partial fulfillment of GRI contract no. 5084-253-1117."
Ulkoasu:xiv, 195, [1] p. : ill. ; 28 cm.
Bibliografia:Includes bibliographical references.