A straightforward book cover design featuring the central text: 'Quem foram eles?' in a simple, clear font without any special styling

A clean and striking book cover design featuring the central text: 'Quem foram eles?' prominently displayed in an elegant font

A minimalist book cover design featuring the central text: 'Quem foram eles?' in a refined and prominent font

A book cover design featuring the central text: 'Quem foram eles?' in a bold and elegant font