Παραπομπή σε μορφή APA (7η εκδ.)

Borns, J., & Maasch, K. A. (2015). Foot Steps of the Ancient Great Glacier of North America: A Long Lost Document of a Revolution in 19th Century Geological Theory. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Borns, Jr., και Kirk Allen Maasch. Foot Steps of the Ancient Great Glacier of North America: A Long Lost Document of a Revolution in 19th Century Geological Theory. Cham: Springer International Publishing : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

Borns, Jr., και Kirk Allen Maasch. Foot Steps of the Ancient Great Glacier of North America: A Long Lost Document of a Revolution in 19th Century Geological Theory. Springer International Publishing : Imprint: Springer, 2015.