@article{167271,
      author = {Rosenthal, Robert, and Rosnow, Ralph L.},
      url = {http://library.usi.edu/record/167271},
      title = {Essentials of behavioral research : methods and data  analysis /},
      publisher = {McGraw-Hill,},
      recid = {167271},
      pages = {xviii, 692 p. :},
      address = {New York :},
      year = {1991},
}