APA-referens (7:e uppl.)

Greogory, I., Donaldson, C., Hardie, A., & Rayson, P. Modeling space in historical texts: Ian Greogory. Christopher Donaldson. The shape of data in the digital humanities : modeling texts and text-based resources.(2019).

Chicago-referens (17:e uppl.)

Greogory, Ian, Christopher Donaldson, Andrew Hardie, och Paul Rayson. "Modeling Space in Historical Texts: Ian Greogory. Christopher Donaldson." The Shape of Data in the Digital Humanities : Modeling Texts and Text-based Resources.(2019) .

MLA-referens (8:e uppl.)

Greogory, Ian, et al. "Modeling Space in Historical Texts: Ian Greogory. Christopher Donaldson." The Shape of Data in the Digital Humanities : Modeling Texts and Text-based Resources.(2019), .