R. S. · Robert S. · Robert Standish Sievier
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Elephant Walk | VHS Tape | 6302023769 (6302023769) | 1991 | Loyal Griggs · George Tomasini · Irving Asher · John Lee Mahin |
| Elephant Walk | Paperback | 978-0-435-27073-5 (0-435-27073-7) | 1980 | |