R. S. · Robert A. Spicer · Robert N. Spicer · Robert S.
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Disability Discrimination | Spiral-bound | 978-1-85978-942-1 | 2001 | |
| Evolution and Palaeobiology of Land Plants | Hardcover | 978-0-931146-06-0 | 1989 | Barry Thomas |
| Evolution and Palaeobiology of Land Plants | Paperback | 978-0-931146-07-7 | 1987 | " |
| Systematic and Taxonomic Approaches in Palaeobotany | Hardcover | 978-0-19-857704-1 | 1987 | " |
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