This audiobook set by Denis Waitley is a must-have for anyone looking to improve their self-help skills. The Psychology of Winning is a classic book that was published in 1987 and is now available in cassette format. The book explores the subject of self-help and offers 10 qualities of a total winner.

The audiobook is in English language and was published by Nightingale & Conant in the United States. It is a great addition to any self-help collection and is perfect for those who want to learn more about the psychology of winning. Get your hands on this amazing audiobook set today!