APA (7th ed.) Citation

Hansen, J. L. a., (curator), I. S. U. S. C. a. U. A., Andrews, R., LaGrange, T., Hancock, A., Howing, R., & Zenner, G. (1987). Field notes contributed by James L. Hansen, fall 1987.

Chicago Style (17th ed.) Citation

Hansen, James L.et al, Iowa State University. Special Collections and University Archives (curator), Ron Andrews, Ted LaGrange, Al Hancock, Ron Howing, and Guy Zenner. Field Notes Contributed by James L. Hansen, Fall 1987. 1987.

MLA (9th ed.) Citation

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