APA (7th ed.) Citation

Titus, H. H. (1957). Ethics for today (3rd ed.). American Book Co.

Chicago Style (17th ed.) Citation

Titus, Harold Hopper. Ethics for Today. 3rd ed. New York: American Book Co, 1957.

MLA (9th ed.) Citation

Titus, Harold Hopper. Ethics for Today. 3rd ed. American Book Co, 1957.