Don't Make Me Think be Steve Krugg,Grid systems in Graphic Design by Josef Müller Brockman, Designing with Grids by Mark Boulton, Any of Ellen Lupton's Type Des

Don't Make Me Think be Steve Krugg,Grid systems in Graphic Design by Josef Müller Brockman, Designing with Grids by Mark Boulton, Any of Ellen Lupton's Type Design books. All light reads except Josef's.