Boeken

The Seven Principles For Making Marriage Work The Seven Principles For Making Marriage Work
2018
What Makes Love Last? What Makes Love Last?
2012
Liefde Liefde
2023
The Man's Guide to Women The Man's Guide to Women
2016
Eight Dates Eight Dates
2019
Why Marriages Succeed or Fail Why Marriages Succeed or Fail
2012

Audioboeken

The Man's Guide to Women: Scientifically Proven Secrets from the "Love Lab" About What Women Really Want  (Unabridged) The Man's Guide to Women: Scientifically Proven Secrets from the "Love Lab" About What Women Really Want  (Unabridged)
2016
Oito conversas para uma vida inteira de amor (Unabridged) Oito conversas para uma vida inteira de amor (Unabridged)
2023