APA (7th ed.) Citation

Fuller, J. L. a., al, I. O. U., (curator), I. S. U. S. C. a. U. A., Allen, P., & Van Dyk, J. (1991). Iowa Birdline update, September 16-19, 1991.

Chicago Style (17th ed.) Citation

Fuller, James L.et al, Iowa Ornithologists' Unionet al, Iowa State University. Special Collections and University Archives (curator), Pam Allen, and John Van Dyk. Iowa Birdline Update, September 16-19, 1991. 1991.

MLA (9th ed.) Citation

Fuller, James L.et al, et al. Iowa Birdline Update, September 16-19, 1991. 1991.