This non-fiction book cover features a hand about to touch a light bulb with the pointer finger. An electric current connects the pointer finger to the light bulb.
This non-fiction book cover features the top of someone’s head. Scribble lines and drawings of lightbulbs are coming out of it to suggest thinking and ideas.
This business book cover features a hand holding a drawn light bulb made out of graphs and other drawings. The background is a chalkboard with faint drawings of graphs and formulas.
