R. Oliver · Robert Oliver · Roberto Olivardia
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Dinosaurs | 978-0-340-28609-8 | 1983 | Bernard Long |
| Prehistoric Animals | 978-0-340-27165-0 | 1982 | " |
| Prehistoric Man | 978-0-340-28608-1 | 1983 | " |
| Strange and Curious Creatures | 978-0-340-34718-8 | 1984 | " |
| Whales and Giants of the Sea | 978-1-85051-414-5 | 1989 | |