APA (7th ed.) Citation

Armstrong, E. a., Armstrong, E. a., (curator), I. S. U. S. C. a. U. A., Allen, P., Allen, R. I., Thompson, D., & Thompson, C. A. (1990). Field Reports, Eugene and Eloise Armstrong, Winter 1990-91.

Chicago Style (17th ed.) Citation

Armstrong, Eloiseet al, Eugeneet al Armstrong, Iowa State University. Special Collections and University Archives (curator), Pam Allen, Reid I. Allen, Dennis Thompson, and Cecille Abola Thompson. Field Reports, Eugene and Eloise Armstrong, Winter 1990-91. 1990.

MLA (9th ed.) Citation

Armstrong, Eloiseet al, et al. Field Reports, Eugene and Eloise Armstrong, Winter 1990-91. 1990.