Interior, U. S. D. o. t. (1982). Generalized geologic map of Alabama / [peta]. Washington DC : U S Government Printing Office.
Chicagoスタイル(17版)引用形式Interior, United States. Department of the. Generalized Geologic Map of Alabama / [peta]. Washington DC : U S Government Printing Office, 1982.
MLA(9版)引用形式Interior, United States. Department of the. Generalized Geologic Map of Alabama / [peta]. Washington DC : U S Government Printing Office, 1982.
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