Ballendorf, D. A. & Foster, S. 2021. Northern Mariana Islands. Encyclopaedia Britannica Online. In.
@incollection{ballendorffoster2021b, author = {Ballendorf, D. A. & Foster, S.}, title = {Northern Mariana Islands. Encyclopaedia Britannica Online}, url = {https://www.britannica.com/place/Northern-Mariana-Islands.}, year = {2021} }