APA (7th ed.) Citation

Canal Zone. (1921). Tour of duty of foreign service in Hawaiian and Panama Canal Departments. [publisher not identified].

Chicago Style (17th ed.) Citation

Canal Zone. Tour of Duty of Foreign Service in Hawaiian and Panama Canal Departments. Washington: [publisher not identified], 1921.

MLA (9th ed.) Citation

Canal Zone. Tour of Duty of Foreign Service in Hawaiian and Panama Canal Departments. [publisher not identified], 1921.

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