APA (7th ed.) Citation

Canal Zone. (1939). Panama Canal record, Dec. 15, 1939. [s.n.].

Chicago Style (17th ed.) Citation

Canal Zone. Panama Canal Record, Dec. 15, 1939. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

Canal Zone. Panama Canal Record, Dec. 15, 1939. [s.n.], 1939.

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