Thomason & Kaufman 1988
Sarah G. Thomason and Terrence Kaufman. 1988. Language Contact, Creolization, and Genetic Linguistics. Berkeley: University of California Press.
@book{ address = {Berkeley}, author = {Sarah G. Thomason and Terrence Kaufman}, publisher = {University of California Press}, title = {Language Contact, Creolization, and Genetic Linguistics}, year = {1988} }