The Johanna, also known as the Aomo, is a river of south-western New Britain.[1] It flows into the sea near Aivet Island.
- ^ Tsuchida, Shigeru (1995). Comparative Austronesian Dictionary: An Introduction to Austronesian Studies. Walter de Gruyter. p. 163. ISBN 978-3-11-012729-4. Retrieved 1 January 2013.