The Black Circle
| Publisher | Scholastic Inc. |
| Copyright Holder | Scholastic Inc. |
| Designed by | SJI Associates, Inc. |
| Illustrator | SJI Associates, Inc. |
| Series | The 39 Clues |
| Format | Hardback |
| Language | English |
| Location | New York |
| Copyright | 2009 |
| Pages / Font | 168 pages |
| Series Number | 5 |
| Library of Congress Catalog Card Number | 2009921984 |
| ISBN 10 | 0-545-06045-1 |
| ISBN 13 | 978-0-545-06045-5 |
| Printer's Key | 10 9 8 7 6 5 4 3 2 1 09 10 11 12 13 |
| Barcode (EAN) | 9 780545 060455 |
| EAN 5 | 51299 |
| Edition No. | 1 |
| Price | $12.99 US |
| Price | $15.99 CAN |
| Price | £6.99 UK |
Added by almoadhadi