APA (7th ed.) Citation

DuMont, P. A., (curator), I. S. U. S. C. a. U. A., & Peters, J. L. (1933). Philip DuMont letter to James Peters regarding Sparrow identification, November 23, 1933.

Chicago Style (17th ed.) Citation

DuMont, Philip A., Iowa State University. Special Collections and University Archives (curator), and James Lee Peters. Philip DuMont Letter to James Peters Regarding Sparrow Identification, November 23, 1933. 1933.

MLA (9th ed.) Citation

DuMont, Philip A., et al. Philip DuMont Letter to James Peters Regarding Sparrow Identification, November 23, 1933. 1933.