APA (7th ed.) Citation

Illinois. University. Engineering Experiment Station. Circular. [publisher not identified].

Chicago Style (17th ed.) Citation

Illinois. University. Engineering Experiment Station. Circular. [Urbana]: [publisher not identified].

MLA (9th ed.) Citation

Illinois. University. Engineering Experiment Station. Circular. [publisher not identified].

Warning: These citations may not always be 100% accurate.