Bryan, Capt. Henry Francis, USN. 1927. American Samoa: A General Report by the Governor. Washington, DC: US Government Printing Office, p. 98.
Noble, A.M. 1931. Codification of the Regulations and Orders for the Government of American Samoa: Customs, Immigration and Harbor Regulations, American Samoa. Printed for the Use of the American Samoan Commission. Washington, D.C.: US Government Printing Office, pp. 21-23.
Tschoegl, A.E. 2005. Foreign Banks in the Pacific: A Note. ''Journal of Pacific History''.
