APA (7th ed.) Citation

The Reader's Digest Association. (1973). Use the right word A modern guide to synanyrns. The Reader Digest Association.

Chicago Style (17th ed.) Citation

The Reader's Digest Association. Use the Right Word A Modern Guide to Synanyrns. London: The Reader Digest Association, 1973.

MLA (9th ed.) Citation

The Reader's Digest Association. Use the Right Word A Modern Guide to Synanyrns. The Reader Digest Association, 1973.