APA (7th ed.) Citation

United States. Department of State & Gray, L. H. (1919). Spitsbergen and Bear Island. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Department of State and Louis H. Gray. Spitsbergen and Bear Island. Washington: U.S. GPO, 1919.

MLA (9th ed.) Citation

United States. Department of State and Louis H. Gray. Spitsbergen and Bear Island. U.S. GPO, 1919.

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