Não informado. (1972). French techniques: Building, civil engineering and townplannin. Centre National du Commerce Exterieur.
Chicago-Zitierstil (17. Ausg.)Não informado. French Techniques: Building, Civil Engineering and Townplannin. Paris: Centre National du Commerce Exterieur, 1972.
MLA-Zitierstil (8. Ausg.)Não informado. French Techniques: Building, Civil Engineering and Townplannin. Centre National du Commerce Exterieur, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.