@article{337641,
      recid = {337641},
      author = {Sibley, David,},
      title = {The Sibley guide to trees /},
      publisher = {Alfred A. Knopf,},
      address = {New York :},
      pages = {xxxviii, 426 p. :},
      year = {2009},
      abstract = {"This book covers the identification of 668 native and  commonly cultivated trees found in the temperate areas of  North America north of Mexico.  This includes most of the  continental United States and Canada, an area corresponding  to the United States Department of Agriculture (USDA) plant  hardiness zones 1-8"--Introduction, p. ix.},
      url = {http://library.usi.edu/record/337641},
}