@misc{70999,
  pages      = {135},
  title      = {Matemática 2: segundo grado},
  url        = {http://www.sil.org/americas/peru/show_work.asp?id=17866},
  year       = {1981},
  country    = {Peru [PE]},
  lgcode     = {Asháninka [cni]},
  macro_area = {South America},
  sil_id     = {17866},
  src        = {sil16},
  subject    = {Arithmetic [Zarth]}
}