@article{321608,
      recid = {321608},
      author = {Le Maitre, R. W.},
      title = {Igneous rocks : a classification and glossary of terms :  recommendations of the International Union of Geological  Sciences, Subcommission on the Systematics of Igneous Rocks  /},
      publisher = {Cambridge University Press,},
      address = {Cambridge ;},
      pages = {xvi, 236 p. :},
      year = {2004},
      url = {http://library.usi.edu/record/321608},
}