@article{441136,
      author = {Allen, Sarah G. and Mortenson, Joseph. and Webb, Sophie.},
      url = {http://library.usi.edu/record/441136},
      title = {Field guide to marine mammals of the Pacific Coast Baja,  California, Oregon, Washington, British Columbia /  [electronic resource] :},
      publisher = {University of California Press,},
      recid = {441136},
      pages = {1 online resource (xiii, 569 p.) :},
      address = {Berkeley :},
      year = {2011},
}