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by Zecharia SitchinMass Market Paperback details (USA). details (UK). details (Germany). details (Canada). ISBN: 978-0-380-39362-6 ISBN-10: 0-380-39362-X Harper · 1978 |
| See also: | ||
| 1997 | Audio Cassette | The 12th Planet (Earth Chronicles) |
| 1991 | Hardcover | The 12th Planet (Book I) (The First Book of the Earth Chronicles) |
| 1976 | Hardcover | The 12th planet |