Gaya APA

Renzaglia, K, S., Whittier, D, P. (2013). Microanatomy of the placenta of Lycopodium obscurum: novel design in an underground embryo . Oxford: Oxford University Press on behalf of the Annals of Botany Company.

Gaya MLA

Renzaglia, Karen, S.., Whittier, Dean, P.. "Microanatomy of the placenta of Lycopodium obscurum: novel design in an underground embryo". Oxford: Oxford University Press on behalf of the Annals of Botany Company, 2013. e-journal.