• publisher: Manila : Bureau of Printing
  • creator: Scheerer, Otto American Philosophical Society. Library
  • contributor: American Philosophical Society. Library. Philippine Journal of Science. Vol. 6, no. 1.
  • Keyword: Ilongot language Numerals.
  • years: 1911.
  • pages: 4 p. ;
  • notes: Microfilm no. 34.
  • download: pdf file