A. R. · A Ritchie · Alex Ritchie Leask
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Opal: The Phenomenal Gemstone | Paperback | 978-0-9790998-0-9 | 2007 | Si & Ann Frazier · Janet & Paul Clifford · Jürgen Schütz · Andrew Cody · Wilson Cooper · Bob Farrar · Catherine Gaber · Barry Neville · Jack Townsend · Max Weibel · Michael O'Donoghue · Klaus Eberhard Wild · Elizabeth T. Smith · Günther Neumeier & others |
| Starting a Business in 7 simple steps | " | 978-0-00-750718-4 | 2014 | Campbell |
| Starting a Business in 7 simple steps | Digital | 978-0-00-755678-6 | 2014 | Natalie Campbell |
| The Law of Oil and Gas, 10th, Cases and Materials | Hardcover | 978-1-63460-590-8 | 2016 | Patrick Martin · Bruce Kramer · Keith Hall |
HarperCollins · Lithographie, LLC · West Academic Publishing