R. S. · Robert E. Swindle · Robert S.
| title | media type | ISBN-13 (ISBN-10)  | year of publication | 
|---|---|---|---|
| The Concise Business Correspondence Style Guide | Hardcover | 978-0-13-166652-8 (0-13-166652-5)  | 1983 | 
| The Concise Business Correspondence Style Guide | Paperback | 978-0-13-166645-0 (0-13-166645-2)  | 1982 |