"Introduction to the Study of Humanity" By Erich Rothacker Published in 1978 ✅Please read the profile before purchasing. Please understand that this is an old book, over 40 years old. There is age-related staining, yellowing, dents, and scratches on the cover, top, bottom, and edges. There are also about 20 pages with underlining in the text. Please purchase only if you are comfortable with these conditions. Please refrain from purchasing if you are concerned about damage or are overly sensitive.