@article{53610,
      recid = {53610},
      author = {Hellman, Hal,},
      title = {Defense mechanisms : from virus to man /},
      publisher = {Holt, Rinehart and Winston,},
      address = {New York :},
      pages = {150 p. :},
      year = {1969},
      abstract = {Discusses defense mechanisms such as camouflage, flight,  regeneration, chemical warfare, fighting, senses, and  adaptation that are used by living organisms to cope with  threats to their existence.},
      url = {http://library.usi.edu/record/53610},
}