<?xml version="1.0"?>

 <rdf:Description xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>A comprehensive introduction to differential geometry</dc:title>
  <dc:creator>
   Spivak, Michael
  </dc:creator>
  <dc:type>text</dc:type>
  <dc:publisher>Publish or Perish</dc:publisher>
  <dc:date>1979</dc:date>
  <dc:language>N  </dc:language>
  <dc:subject>GEOMETRI DIFFERENSIAL</dc:subject>
  <dc:identifier>URN:ISBN:0 914098 80 2</dc:identifier>
</rdf:Description>