Kruger, John R. 1961. Chuvash Manual. (Uralic and Altaic Series, 7.) Bloomington: Indiana University Press.
@book{kruger1961, address = {Bloomington}, author = {Kruger, John R.}, publisher = {Indiana University Press}, series = {Uralic and Altaic Series}, title = {Chuvash Manual}, volume = {7}, year = {1961} }