| Original Title | La cabeza de la hidra |
| Original Language | Spanish |
| Author | Carlos Fuentes |
| Translated by | Margaret Sayers Peden |
| Publisher | Farrar, Straus and Giroux |
| Format | Hardback |
| Language | English |
| Location | United States |
| Copyright | 1978 |
| This Edition Published | 1978 |
| ISBN | 0-374-17397-4 |
| Library of Congress Catalog Card Number | 78-12603 |