APA (7e ed.) Bronvermelding
Gregory, I. N., & Geddes, A. (2014). Toward spatial humanities: Historical GIS and spatial history. Indiana University Press.
Chicago (17e ed.) Bronvermelding
Gregory, Ian N., en Alistair Geddes. Toward Spatial Humanities: Historical GIS and Spatial History. Bloomington, Indiana: Indiana University Press, 2014.
MLA (9e ed.) Bronvermelding
Gregory, Ian N., en Alistair Geddes. Toward Spatial Humanities: Historical GIS and Spatial History. Indiana University Press, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.