APA (7th ed.) Citation

Ellms, J. W. (1917). Water purification. McGraw-Hill.

Chicago Style (17th ed.) Citation

Ellms, Joseph Wilton. Water Purification. New York: McGraw-Hill, 1917.

MLA (8th ed.) Citation

Ellms, Joseph Wilton. Water Purification. McGraw-Hill, 1917.