APA (7th ed.) Citation

Wilson, J. W., & Changnon, S. A. (1971). Illinois tornadoes. Illinois Dept. of Registration and Education, Illinois State Water Survey.

Chicago Style (17th ed.) Citation

Wilson, John W., and Stanley Alcide Changnon. Illinois Tornadoes. Urbana: Illinois Dept. of Registration and Education, Illinois State Water Survey, 1971.

MLA (9th ed.) Citation

Wilson, John W., and Stanley Alcide Changnon. Illinois Tornadoes. Illinois Dept. of Registration and Education, Illinois State Water Survey, 1971.