Não informado. (2018). Proceedings of the Portland Society of Natural History. Portland Society of Natural History.
Cita Chicago Style (17a ed.)Não informado. Proceedings of the Portland Society of Natural History. Portland, Me: Portland Society of Natural History, 2018.
Cita MLA (8a ed.)Não informado. Proceedings of the Portland Society of Natural History. Portland Society of Natural History, 2018.
Precaución: Estas citas no son 100% exactas.