@article{38894,
      recid = {38894},
      author = {Tchobanoglous, George.},
      title = {Wastewater engineering : collection and pumping of  wastewater /},
      publisher = {McGraw-Hill,},
      address = {New York :},
      pages = {xvi, 432 p. :},
      year = {1981},
      url = {http://library.usi.edu/record/38894},
}