Books like If You Made a Million
David M. Schwartz, Steven Kellogg
If You Made a Million is 40 pages, about 44 minutes at 250 words a minute.
6 books to read next
How long each takes
Wisdom from Rich Dad, Poor Dad for Teens 2.4 h 
La Transformacion Total de Su Dinero 4.4 h 
How to Earn Money 26 min 
Alexander, Who Used to Be Rich Last Sunday 35 min 
A Smart Girl's Guide to Money 1.8 h 
Pigs Will Be Pigs 44 min Bar height shows length. Estimated at 250 words a minute.