Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1952). Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Proceedings of the Institution of Civil Engineers. London: Institution of Civil Engineers, 1952.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers, 1952.

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