Gamon, David Charles. 1997. The Grammaticalization of Grammatical Relations: A typological and historical study involving Kashaya Pomo, Old English, and Modern English. University of California at Berkeley dissertation. (793pp.)
@phdthesis{gamon1997grammaticalization, author = {David Charles Gamon}, pages = {793}, school = {University of California at Berkeley}, title = {The Grammaticalization of Grammatical Relations: A typological and historical study involving Kashaya Pomo, Old English, and Modern English}, year = {1997} }