| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1976 | 978-0-900323-21-8 | Archie W.M. Whiteley | The Book of Bennachie |
| 1978 | 978-0-900323-29-4 | Liqufied Petroleum Gas Industry Technical Association | Installation and maintenance of bulk LPG storage at consumers' premises (Code of practice) |