Παραπομπή σε μορφή APA (7η εκδ.)

(1972). Map showing effect of geology on minimum streamflow and water quality, Pearl River basin, Mississippi and Louisiana / [peta]. Washington, D C : Department of the Interior.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Map Showing Effect of Geology on Minimum Streamflow and Water Quality, Pearl River Basin, Mississippi and Louisiana / [peta]. Washington, D C : Department of the Interior, 1972.

Παραπομπή σε μορφή MLA (9th εκδ.)

Map Showing Effect of Geology on Minimum Streamflow and Water Quality, Pearl River Basin, Mississippi and Louisiana / [peta]. Washington, D C : Department of the Interior, 1972.