Learn to Draw Cartoons: The World's Easiest Cartooning Book Ever! (Drawing with Christopher Hart)

Learn to Draw Cartoons: The World’s Easiest Cartooning Book Ever! – Easy How to Draw Cartoon Characters and Animals Step by Step for Kids and Adults (Drawing with Christopher Hart)

Cartoon Faces: How to Draw Heads, Features & Expressions (Cartoon Academy)

Cartooning: The Ultimate Character Design Book