APA (7th ed.) Citation

Pearl, E. W. (1973). Joliet tornado of April 6, 1972. Satellite & Mesometeorology Research Project, Department of Geophysical Sciences, University of Chicago.

Chicago Style (17th ed.) Citation

Pearl, E. W. Joliet Tornado of April 6, 1972. [Chicago, Ill. ?]: Satellite & Mesometeorology Research Project, Department of Geophysical Sciences, University of Chicago, 1973.

MLA (9th ed.) Citation

Pearl, E. W. Joliet Tornado of April 6, 1972. Satellite & Mesometeorology Research Project, Department of Geophysical Sciences, University of Chicago, 1973.