APA (7e ed.) Bronvermelding

Não informado. (1972). French techniques: Building, civil engineering and townplannin. Centre National du Commerce Exterieur.

Chicago (17e ed.) Bronvermelding

Não informado. French Techniques: Building, Civil Engineering and Townplannin. Paris: Centre National du Commerce Exterieur, 1972.

MLA (8e ed.) Bronvermelding

Não informado. French Techniques: Building, Civil Engineering and Townplannin. Centre National du Commerce Exterieur, 1972.

Let op: Deze citaties zijn niet altijd 100% accuraat.