Paper  bibtex   

@book{krussmannManualCultivatedConifers1985,
  title = {Manual of {{Cultivated Conifers}}},
  author = {Krüssmann, G.},
  editor = {Warda, Hans-Dieter},
  date = {1985},
  publisher = {{Timber Press}},
  location = {{Portland}},
  url = {http://link.springer.com/book/10.1007%2F978-94-009-9759-2},
  isbn = {978-90-247-2644-8},
  keywords = {*imported-from-citeulike-INRMM,~INRMM-MiD:c-13772048,conifers,manual},
  pagetotal = {361+}
}