Não informado. (2010). New Series of Plant Science Books. Chronica Botanica Company.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. New Series of Plant Science Books. Waltham, Mass: Chronica Botanica Company, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. New Series of Plant Science Books. Chronica Botanica Company, 2010.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.