APA (7th ed.) Citation

United States. Navy Department. Bureau of Navigation. (1921). Ship's log, entry of "zone description". [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Navy Department. Bureau of Navigation. Ship's Log, Entry of "Zone Description". Washington: [publisher not identified], 1921.

MLA (9th ed.) Citation

United States. Navy Department. Bureau of Navigation. Ship's Log, Entry of "Zone Description". [publisher not identified], 1921.

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