APA (7th ed.) Citation

Hansen, J. L. a., (curator), I. S. U. S. C. a. U. A., LaGrange, T., Washburn, L., Strait, D., Von Ehwegen, T., & Nelson, C. (1987). Field notes contributed by James L. Hansen, spring 1987.

Chicago Style (17th ed.) Citation

Hansen, James L.et al, Iowa State University. Special Collections and University Archives (curator), Ted LaGrange, Lowell Washburn, Dawn Strait, Todd Von Ehwegen, and Curtis Nelson. Field Notes Contributed by James L. Hansen, Spring 1987. 1987.

MLA (9th ed.) Citation

Hansen, James L.et al, et al. Field Notes Contributed by James L. Hansen, Spring 1987. 1987.