Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1973). Terra et Aqua: International journal on public works, ports, and waterways development. International Association of Dredging Companies.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Terra Et Aqua: International Journal on Public Works, Ports, and Waterways Development. The Hague, Holanda: International Association of Dredging Companies, 1973.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Terra Et Aqua: International Journal on Public Works, Ports, and Waterways Development. International Association of Dredging Companies, 1973.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.