"Abraham Lincoln His Essential Wisdom" by Carol Kelly-Gangi is a hardcover book published in 2007 that delves into the essential wisdom of the 16th President of the United States, Abraham Lincoln. Written in English, the book offers insights and lessons from Lincoln's life and words, providing readers with a deeper understanding of his principles and values. Carol Kelly-Gangi serves as the author, offering a unique perspective on the wisdom of one of America's most iconic leaders.