Não informado. (1972). Civil engineering technician. Institution of Civil Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Civil Engineering Technician. London: Institution of Civil Engineers, 1972.
MLA-Zitierstil (8. Ausg.)Não informado. Civil Engineering Technician. Institution of Civil Engineers, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.