APA (7th ed.) Citation

Bierman, D. a., (curator), I. S. U. S. C. a. U. A., & Halmi, N. S. (1978). Dick Bierman letter to Nicholas S. Halmi regarding bird sightings, February 11, 1978.

Chicago Style (17th ed.) Citation

Bierman, Dicket al, Iowa State University. Special Collections and University Archives (curator), and Nicholas S. Halmi. Dick Bierman Letter to Nicholas S. Halmi Regarding Bird Sightings, February 11, 1978. 1978.

MLA (9th ed.) Citation

Bierman, Dicket al, et al. Dick Bierman Letter to Nicholas S. Halmi Regarding Bird Sightings, February 11, 1978. 1978.