The OG Mandino's Great Trilogy 1981 Hardcover with Dust Jacket is a vintage collection of inspirational and motivational books by author Og Mandino. This large print edition includes "The Greatest Salesman in the World," "The Greatest Secret in the World," and "The Greatest Miracle in the World," spanning 420 pages of self-help and juvenile nonfiction content. With a focus on personal growth and success, this trilogy is intended for young adults and adults seeking guidance and inspiration in their lives. Published in the 1980s by Lifetime Books in the United States, this hardcover set is a timeless addition to any bookshelf.
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