Não informado. (1957). Summary of engineering research. University of Illinois, Engineering Experiment Station.
Cita Chicago Style (17a ed.)Não informado. Summary of Engineering Research. Urbana, Ill: University of Illinois, Engineering Experiment Station, 1957.
Cita MLA (8a ed.)Não informado. Summary of Engineering Research. University of Illinois, Engineering Experiment Station, 1957.
Precaución: Estas citas no son 100% exactas.