Publisher
- British Standards Institution469
- [Wakefield BBC Micro User Group]12
- Royal Society of Chemistry11
- Penguin Books10
- Karnac Books7
- Penguin4
- Hambledon Press3
- Kluwer Law International3
- Longman3
- Thomas Nelson3
- Auckland University Press2
- Avon Books2
- Black Sparrow Press2
- Collier Books2
- Faber and Faber2
- Harper & Row2
- Haworth Press2
- JSOT2
- Ministry Resources Library2
- Academic Press1