European Council of Civil Engineers. (2009). Civil engineering heritage in Europe: 18th-21st century. European Council of Civil Engineers (ECCE ).
Παραπομπή σε μορφή Chicago (17η εκδ.)European Council of Civil Engineers. Civil Engineering Heritage in Europe: 18th-21st Century. London: European Council of Civil Engineers (ECCE ), 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)European Council of Civil Engineers. Civil Engineering Heritage in Europe: 18th-21st Century. European Council of Civil Engineers (ECCE ), 2009.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.