Não informado. (1957). Summary of engineering research. University of Illinois, Engineering Experiment Station.
Chicago-Zitierstil (17. Ausg.)Não informado. Summary of Engineering Research. Urbana, Ill: University of Illinois, Engineering Experiment Station, 1957.
MLA-Zitierstil (8. Ausg.)Não informado. Summary of Engineering Research. University of Illinois, Engineering Experiment Station, 1957.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.