APA (7th ed.) Citation

Scheib, J. a., al, I. O. U., & (curator), I. S. U. S. C. a. U. A. (1991). Iowa Birdline update, March 24, 1991.

Chicago Style (17th ed.) Citation

Scheib, Jameset al, Iowa Ornithologists' Unionet al, and Iowa State University. Special Collections and University Archives (curator). Iowa Birdline Update, March 24, 1991. 1991.

MLA (9th ed.) Citation

Scheib, Jameset al, et al. Iowa Birdline Update, March 24, 1991. 1991.