Schönenberger, J., von Balthazar, M., Takahashi, M., Xiao, X., Crane, P. R., & Herendeen, P. S. (2012). Glandulocalyx upatoiensis, a fossil flower of Ericales (Actinidiaceae/Clethraceae) from the Late Cretaceous (Santonian) of Georgia, USA. Oxford University Press.
Chicago Style aipamenaSchönenberger, Jürg, Maria von Balthazar, Masamichi Takahashi, Xianghui Xiao, Peter R. Crane, and Patrick S. Herendeen. Glandulocalyx Upatoiensis, a Fossil Flower of Ericales (Actinidiaceae/Clethraceae) From the Late Cretaceous (Santonian) of Georgia, USA. Oxford University Press, 2012.
MLA aipamenaSchönenberger, Jürg, et al. Glandulocalyx Upatoiensis, a Fossil Flower of Ericales (Actinidiaceae/Clethraceae) From the Late Cretaceous (Santonian) of Georgia, USA. Oxford University Press, 2012.