APA (7th ed.) Citation

Babbitt, H. E. (1949). Sewerage and sewage treatment (6th ed., 3rd printing.). John Wiley & Sons [etc.].

Chicago Style (17th ed.) Citation

Babbitt, Harold E. Sewerage and Sewage Treatment. 6th ed., 3rd printing. New York [etc.]: John Wiley & Sons [etc.], 1949.

MLA (9th ed.) Citation

Babbitt, Harold E. Sewerage and Sewage Treatment. 6th ed., 3rd printing. John Wiley & Sons [etc.], 1949.