APA (7th ed.) Citation

Pennsylvania State University. Department of Meteorology, Tag, P. M., & Spelman, M. J. (1969). Atmospheric modification by surface influences. [publisher not identified].

Chicago Style (17th ed.) Citation

Pennsylvania State University. Department of Meteorology, Paul M. Tag, and Michael J. Spelman. Atmospheric Modification by Surface Influences. University Park: [publisher not identified], 1969.

MLA (9th ed.) Citation

Pennsylvania State University. Department of Meteorology, et al. Atmospheric Modification by Surface Influences. [publisher not identified], 1969.

Warning: These citations may not always be 100% accurate.