The World of Null-A
| Book | The World of Null-A |
| Copyright Holder | Street And Smith Publications, Inc. |
| Copyright Holder (Introduction/Prologue) | A. E. van Vogt |
| First Published by | Dobson Books Ltd. |
| Publisher | Sphere Books Limited |
| Printed by | Hazell Watson & Viney Ltd |
| Cover Printed by | Acorn Litho |
| Format | Paperback |
| Language | English |
| Location | London, UK |
| This Edition Published | 1971 |
| Reprinted | 1972-07 |
| Copyright | 1948 |
| Pages / Font | 221 pages / Linotype Times |
| Product Code | 87637 |
| Price | United Kingdom 30p |
| Price | Australia 1.00c |
| Price | New Zealand 1.00c |
| Price | South Africa 75c |
| Price | East Africa 7/25 |
| Chapters | Author's Introduction Chapters I-XXXV |
| Notes | First published in Great Britain by Dobson Books Ltd.First Sphere Books edition 1971 |
Added by sonnyboythethird · Last edited by SextonBlake