Mary Kawena Pukui and Elbert (2004). "lookup of Kōloa". on Place Names of Hawai'i. Ulukau, the Hawaiian Electronic Library, University of Hawaii. Archived from the original on May 26, 2024. Retrieved September 7, 2010.
Benjamin Levy (August 1978). "Old Sugar Mill of Koloa nomination form". National Register of Historic Places. U.S. National Park Service. Retrieved September 7, 2010.
Mary Kawena Pukui and Elbert (2004). "lookup of Kōloa". on Place Names of Hawai'i. Ulukau, the Hawaiian Electronic Library, University of Hawaii. Archived from the original on May 26, 2024. Retrieved September 7, 2010.
Mary Kawena Pukui and Elbert (2003). "lookup of koloa". on Hawaiian dictionary. Ulukau, the Hawaiian Electronic Library, University of Hawaii. Retrieved August 25, 2010.