Douglas Abrams

Het boek van vreugde

The Multi-Orgasmic Man

Het boek van hoop

The Multi-Orgasmic Couple

The Man's Guide to Women

The Book of Hope

The Man's Guide to Women: Scientifically Proven Secrets from the "Love Lab" About What Women Really Want  (Unabridged)

The Book of Hope

The Book of Hope

O livro da esperança: Um guia de sobrevivência para tempos difíceis (Unabridged)

Le Livre de la joie: Le bonheur durable dans un monde en mouvement (Unabridged)

Light on Life (Abridged)