...成长的实用指南＝Understanding the enneagram＝the practical guide to personality types／(美)唐理查·理查(Don Richard Riso)著；彭淑美译．—2版．—台北： 远流出版事业股份有限公司，2008 320页：图；21cm．—（ 大众心理馆；318） ..
abstract:Don Richard Riso (1946 – August 30, 2012Enneagram Institute announcement) was an American teacher of the Enneagram of Personality. His books are considered as core literature of modern Enneagram teaching and have been translated into several languages.