@article{22642,
      author = {Freeman, Richard B.},
      url = {http://library.usi.edu/record/22642},
      title = {Labor economics},
      publisher = {Prentice-Hall},
      recid = {22642},
      pages = {viii, 136 p.},
      address = {Englewood Cliffs, N.J.,},
      year = {1972},
}