Chthon 2000, Xlibris Corporation, Bloomington IN

ISBN-13: 9780738811512

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Chthon 1987, Ace Books, New York

ISBN-13: 9780441118809

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Chthon 1984, Berkley Books

ISBN-13: 9780425079829

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Chthon 1983, Berkley Books

ISBN-13: 9780425062609

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Chthon 1982, Berkley Books

ISBN-13: 9780425049266

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Chthon 1972, Grafton, London

ISBN-13: 9780586035931

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Chthon. 1970, Macdonald & Co., London

ISBN-13: 9780356029290

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Chthon 1967, Xlibris Corporation, Bloomington IN

ISBN-13: 9780738811505

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