APA (7th ed.) Citation

Brown, W. H. a., (curator), I. S. U. S. C. a. U. A., & Halmi, N. S. (1978). Woodward H. Brown letter to Nicholas S. Halmi regarding bird sightings, February 7, 1978.

Chicago Style (17th ed.) Citation

Brown, Woodward H.et al, Iowa State University. Special Collections and University Archives (curator), and Nicholas S. Halmi. Woodward H. Brown Letter to Nicholas S. Halmi Regarding Bird Sightings, February 7, 1978. 1978.

MLA (9th ed.) Citation

Brown, Woodward H.et al, et al. Woodward H. Brown Letter to Nicholas S. Halmi Regarding Bird Sightings, February 7, 1978. 1978.