Sylvia publishes internationally, and her books are translated in 30 languages. Here are some samples...
Löhken, Sylvia (2019). Introversi e felici. Firenze, Milano: Giunti. (Italian)
Löhken, Sylvia (2018). Stastny introvert. Praha: Vydala Grada. (Czech)
Löhken, Sylvia (2018). El éxito de los introvertidos. Barcelona: Vergara. (Spanish)
Löhken, Sylvia (2017). Sila introvertov. Moskva: Exmo. (Russian)
Löhken, Sylvia (2016). Le monde appartient aux introvertis. Montréal, Québec: Les Editions de l'Homme. (French)
Löhken, Sylvia (2015). The Power of Personality. How Introverts and Extroverts Can Combine to Amazing Effect. London: John Murray Learning.
Löhken, Sylvia (2014). Introt ja ekstrot. Helsinki: Viisas Elämä. (Finnish)
Löhken, Sylvia (2014). Quiet Impact. How to Be a Successful Introvert. London: John Murray Learning.
Löhken, Sylvia (2012). Quiet Power With High Impact: Eva's Story. In: Pink Pumps Global 9/2012, S. 22-23.