Keller, R. (2004). Identification of tropical woody plants in the absence of flowers and fruits: A field guide (Second edition.). Birkhèauser Verlag.
Citación estilo ChicagoKeller, Roland. Identification of Tropical Woody Plants in the Absence of Flowers and Fruits: A Field Guide. Second edition. Basel: Birkhèauser Verlag, 2004.
Cita MLAKeller, Roland. Identification of Tropical Woody Plants in the Absence of Flowers and Fruits: A Field Guide. Second edition. Birkhèauser Verlag, 2004.
Warning: These citations may not always be 100% accurate.