rdf-syntax-grammar
mods:
  schema location: http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
  title info:
    non sort: El
    title: riego
  name:
    name part: Zimmerman, Josef D
    role:
      role term: creator
    role:
      role term: author
  type of resource: text
  origin info:
    place:
      place term: MX
    place:
      place term: Ciudad de México
    publisher: Continental
    date issued: 1970
    issuance: monographic
  language:
    language term: spa
  physical description:
    extent: 604 p
  note: last modification 19971129 00:00:00 Rodrigo Vera
  subject:
    topic: Riego
  subject:
    topic: Sistemas de riego
  subject:
    topic: Riego por aspersión
  subject:
    topic: RIEGO POR SURCOS
  subject:
    topic: RED DE RIEGO
  subject:
    topic: CANALES
  subject:
    topic: REPRESAS
  subject:
    topic: BOMBAS HIDRAULICAS
  classification: 631.7 ZIM
  record info:
    record creation date: 971129
    record identifier: UCR0081