APA (7th ed.) Citation

Black, G. a., (curator), I. S. U. S. C. a. U. A., Stravers, J., Halmi, N. S., Scott, C., Bagford, J., & Fountain, D. M. K. (1977). Gladys Black letter to Nicholas S. Halmi regarding bird sightings, January 21, 1977.

Chicago Style (17th ed.) Citation

Black, Gladyset al, Iowa State University. Special Collections and University Archives (curator), Jon Stravers, Nicholas S. Halmi, Charlotte Scott, Jack Bagford, and Dorothy Marie Kos Fountain. Gladys Black Letter to Nicholas S. Halmi Regarding Bird Sightings, January 21, 1977. 1977.

MLA (9th ed.) Citation

Black, Gladyset al, et al. Gladys Black Letter to Nicholas S. Halmi Regarding Bird Sightings, January 21, 1977. 1977.