APA (7th ed.) Citation

Gregory, I. N., & Ell, P. S. (2007). Historical GIS: Technologies, methodologies, and scholarship (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Gregory, Ian N., and Paul S. Ell. Historical GIS: Technologies, Methodologies, and Scholarship. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 2007.

MLA (9th ed.) Citation

Gregory, Ian N., and Paul S. Ell. Historical GIS: Technologies, Methodologies, and Scholarship. 1. publ. Cambridge Univ. Press, 2007.

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