APA (7th ed.) Citation

Phalen, W. C. (1919). Salt resources of the United States. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Phalen, W. C. Salt Resources of the United States. Washington: Govt. Print. Off, 1919.

MLA (9th ed.) Citation

Phalen, W. C. Salt Resources of the United States. Govt. Print. Off, 1919.