APA (7th ed.) Citation

Walter, J. L. a., (curator), I. S. U. S. C. a. U. A., & Walter, J. B. (1993). Field reports form for submitting seasonal observations of Iowa birds, Jan L. Walter, summer 1993.

Chicago Style (17th ed.) Citation

Walter, Jan L.et al, Iowa State University. Special Collections and University Archives (curator), and Jim B. Walter. Field Reports Form for Submitting Seasonal Observations of Iowa Birds, Jan L. Walter, Summer 1993. 1993.

MLA (9th ed.) Citation

Walter, Jan L.et al, et al. Field Reports Form for Submitting Seasonal Observations of Iowa Birds, Jan L. Walter, Summer 1993. 1993.