Cita APA

Jones, W. B., & Harper, R. M. (1935). History and work of geological surveys and industrial development in Alabama. Geological Survey of Alabama.

Citación estilo Chicago

Jones, Walter B., and Roland M. Harper. History and Work of Geological Surveys and Industrial Development in Alabama. University, Ala.: Geological Survey of Alabama, 1935.

Cita MLA

Jones, Walter B., and Roland M. Harper. History and Work of Geological Surveys and Industrial Development in Alabama. Geological Survey of Alabama, 1935.