APA (7th ed.) Citation

Travis, C. B. (2015). Abstract machine: Humanities GIS (First edition.). Esri Press.

Chicago Style (17th ed.) Citation

Travis, Charles B. Abstract Machine: Humanities GIS. First edition. Redlands, California: Esri Press, 2015.

MLA (9th ed.) Citation

Travis, Charles B. Abstract Machine: Humanities GIS. First edition. Esri Press, 2015.

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