Editions of The enneagram

392 pages

English language

Published July 10, 1988 by Harper & Row.

Audio CD

English language

Published Dec. 30, 2005 by Sounds True.

392 pages

English language

Published July 10, 1991 by HarperSanFrancisco.

Audio Cassette

English language

Published March 10, 1997 by Sounds True.

342 pages

Spanish language

Published July 10, 1994 by HarperCollins Publishers, Latin America Division.

Audio Cassette

Published Jan. 10, 1994 by Credence Cassettes.

Audio Cassette

Published Jan. 10, 1994 by Credence Cassettes.