E. G. ?? · E. Gordon · I. Gordon · Ian Gordon
| title | media type | ISBN-13 (ISBN-10)  | year of publication | 
|---|---|---|---|
| Theories of Visual Perception | Hardcover | 978-1-84169-383-5 (1-84169-383-9)  | 2004 | 
| Theories of Visual Perception | Paperback | 978-0-471-96825-2 (0-471-96825-0)  | 1997 |