| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| In Search of Semiotics | Hardcover | 978-0-7099-3316-8 | 1986 |
| Learning and Visual Communication | " | 978-0-367-07651-1 | 2018 |
| Learning and visual communication | Paperback | 978-0-470-27231-2 | 1981 |
| Learning and Visual Communication | " | 978-0-7099-2319-0 | 1981 |