APA (7th ed.) Citation

Great Britain. Hydrographic Dept. (1931). Pacific Islands pilot (6th ed.). H.M.S.O. for Hydrographic Dept..

Chicago Style (17th ed.) Citation

Great Britain. Hydrographic Dept. Pacific Islands Pilot. 6th ed. London: H.M.S.O. for Hydrographic Dept., 1931.

MLA (8th ed.) Citation

Great Britain. Hydrographic Dept. Pacific Islands Pilot. 6th ed. H.M.S.O. for Hydrographic Dept., 1931.

Warning: These citations may not always be 100% accurate.