The Hydra Head
| Format | Trade Paperback |
| Language | English |
| This Edition Published | 1990-01 |
| Original Title | La cabeza de la hidra |
| Original Language | Spanish |
| Author | Carlos Fuentes |
| Translated by | Margaret Sayers Peden |
| Publisher | The Noonday Press |
| Designed by | Karen (2) |
| Format | Trade Paperback |
| Language | English |
| Location | New York |
| This Edition Published | 1990-01 |
| Copyright | 1978-01 |
| First Published In Hardcover | 1979-01 |
| First Published In Paperback | 1980-01 |
| Pages / Font | 291 pages |
| Library of Congress Catalog Card Number | PZ4.F95Hy |
| ISBN 10 | 0-374-515638 |