Παραπομπή σε μορφή APA (7η εκδ.)

S. Travis, A. (2015). The Synthetic Nitrogen Industry in World War I: Its Emergence and Expansion. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

S. Travis, Anthony. The Synthetic Nitrogen Industry in World War I: Its Emergence and Expansion. Cham: Springer International Publishing : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

S. Travis, Anthony. The Synthetic Nitrogen Industry in World War I: Its Emergence and Expansion. Springer International Publishing : Imprint: Springer, 2015.