APA (7th ed.) Citation

Fuller, J. L. a., al, I. O. U., (curator), I. S. U. S. C. a. U. A., Armstrong, E., Armstrong, E., Porter, D. C., . . . Crane, A. (1991). Iowa Birdline update, July 29, 1991.

Chicago Style (17th ed.) Citation

Fuller, James L.et al, Iowa Ornithologists' Unionet al, Iowa State University. Special Collections and University Archives (curator), Eloise Armstrong, Eugene Armstrong, Diane C. Porter, Frederick G. Crane, and Anne Crane. Iowa Birdline Update, July 29, 1991. 1991.

MLA (9th ed.) Citation

Fuller, James L.et al, et al. Iowa Birdline Update, July 29, 1991. 1991.