Não informado. (1972). French techniques: Building, civil engineering and townplannin. Centre National du Commerce Exterieur.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. French Techniques: Building, Civil Engineering and Townplannin. Paris: Centre National du Commerce Exterieur, 1972.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. French Techniques: Building, Civil Engineering and Townplannin. Centre National du Commerce Exterieur, 1972.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.