Não informado. (2004). German constructional engineering for export. Elsner.
Chicago (17e ed.) BronvermeldingNão informado. German Constructional Engineering for Export. Darmstadt, Alemanha: Elsner, 2004.
MLA (8e ed.) BronvermeldingNão informado. German Constructional Engineering for Export. Elsner, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.