APA (7th ed.) Citation

Ellms, J. W. 1. (1928). Water purification. McGraw-Hill book company, inc.

Chicago Style (17th ed.) Citation

Ellms, Joseph Wilton 1867. Water Purification. New York: McGraw-Hill book company, inc, 1928.

MLA (9th ed.) Citation

Ellms, Joseph Wilton 1867. Water Purification. McGraw-Hill book company, inc, 1928.