Short, Michael. "Understanding texts: point of view." Language and Understanding. Eds. Brown, et al. Oxford: OUP, 1994. 170-190.
Stainton, Caroline. "Metadiscourse: The Rhetorical Plane of Text." Nottingham: University of Nottingham, Department of English Studies.
[many others to be added as I move through my research . . .]
Thesis (coming in a few years!)