APA (7th ed.) Citation

Lagrosa, J., Demers, C., & Andreu, M. Introduction to Geographic Information Systems. The University of Florida George A. Smathers Libraries.

Chicago Style (17th ed.) Citation

Lagrosa, John, Chris Demers, and Michael Andreu. Introduction to Geographic Information Systems. The University of Florida George A. Smathers Libraries.

MLA (9th ed.) Citation

Lagrosa, John, et al. Introduction to Geographic Information Systems. The University of Florida George A. Smathers Libraries.

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