How to Make Friends as an Introvert: Discover Introvert-Friendly Ways to Meet New People, Improve Your Social Skills, and Make New Friends
2015
How to Learn Any Language in a Few Months While Enjoying Yourself: 45 Proven Tips for Language Learners
2015
The Introvert's Guide to Entrepreneurship: How to Make the Most Out of Your Strengths and Become a Successful Entrepreneur
2015
How to Be Happy Every Single Day: 63 Proven Ways to Boost Your Happiness and Live a More Positive Life
2015