Cambridge University Press · Cornell University Library
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| An Analytical Essay on the Greek Alphabet | 978-1-108-06602-0 (1-108-06602-X) | 2014 |
| An Inquiry into the Symbolical Language of Ancient Art and Mythology | 978-1-108-02810-3 (1-108-02810-1) | 2011 |
| The Symbolical Language of Ancient Art and Mythology: An Inquiry | 978-1-112-16969-4 (1-112-16969-5) | 2009 |
P.K. · P. Knight · R.K. · R. Knight · R. P. · R. Payne · Richard Knight · Richard P. · Richard Payne