How to create typefaces
How are typefaces designed? Which characters are essential? What is the difference between roman, italic and cursive? What is OpenType?
In "How to create typefaces" Cristobal Henestrosa, Laura Meseguer and Jose Scaglione answer these and many other questions in a straightforward and direct way.
You can find out more about the contents of the book here: https://www.tipo-e.com/publicaciones/how-to-create-typefaces.html