The first grammar of the language spoken by the Bontoc Igorot with a vocabulary and texts, mythology, folklore, historical episodes, songs

Xehetasun bibliografikoak
Egile nagusia: Seidenadel, Carl Wilheim (Egilea)
Formatua: Liburua
Hizkuntza:English
Argitaratua: Chicago The Open Court Pub. 1909.
Gaiak: