Engebretsen, B. a., & (curator), I. S. U. S. C. a. U. A. (1995). Bery Engebretsen letter to Jim Dinsmore regarding summer bird sightings, August 1, 1995.
Chicago Style (17th ed.) CitationEngebretsen, Beryet al, and Iowa State University. Special Collections and University Archives (curator). Bery Engebretsen Letter to Jim Dinsmore Regarding Summer Bird Sightings, August 1, 1995. 1995.
MLA (9th ed.) CitationEngebretsen, Beryet al, and Iowa State University. Special Collections and University Archives (curator). Bery Engebretsen Letter to Jim Dinsmore Regarding Summer Bird Sightings, August 1, 1995. 1995.
Warning: These citations may not always be 100% accurate.