Claude C. Hopkins has written at least 6 books. Their most popular book is Scientific Advertising with 21 saves with an average rating of 3.67⭐.
1923 • 21 Readers • 92 pages • 3.7
1966 • 7 Readers • 318 pages • 4
1917 • 3 Readers • 4
2013 • 1 Reader
1923 • 1 Reader
1923 • 1 Reader • 5