Barke, J., van der Burgh, J., van Konijnenburg-van Cittert, J. H. A., Collinson, M. E., Pearce, M. A., Bujak, J., . . . Brinkhuis, H. (2012). Freshwater fern Azolla in and around Arctic and Nordic seas. PANGAEA.
Citazione stile Chigago Style (17a edizione)Barke, Judith, et al. Freshwater Fern Azolla in and Around Arctic and Nordic Seas. PANGAEA, 2012.
Citatione MLA (9a ed.)Barke, Judith, et al. Freshwater Fern Azolla in and Around Arctic and Nordic Seas. PANGAEA, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.