Seidenadel, Carl W. 1909. The First Grammar of the language spoken by the Bontoc Igorot. Chicago: Open Court Publishing. 248pp.
@book{gSeidenadelBontoc, address = {Chicago}, author = {Seidenadel, Carl W.}, pages = {248}, publisher = {Chicago: Open Court Publishing}, title = {The First Grammar of the language spoken by the Bontoc Igorot}, year = {1909} }