APA (7th ed.) Citation

O'Neil, L. J. H., Grant, W. E., Slack, R. D., & Smeins, F. E. (1991). Test and modification of a northern bobwhite habitat suitability index model.

Chicago Style (17th ed.) Citation

O'Neil, Lois Jean Hunt, William E. Grant, R. Douglas Slack, and Fred E. Smeins. Test and Modification of a Northern Bobwhite Habitat Suitability Index Model. 1991.

MLA (9th ed.) Citation

O'Neil, Lois Jean Hunt, et al. Test and Modification of a Northern Bobwhite Habitat Suitability Index Model. 1991.