@article{60660,
      recid = {60660},
      author = {Johnson, Hugh.},
      title = {The international book of trees; a guide and tribute to  the trees of our forests and gardens.},
      publisher = {Simon and Schuster,},
      address = {[New York,},
      pages = {288 p.},
      year = {1973},
      url = {http://library.usi.edu/record/60660},
}