Books
The 16 Personality Types in a Nutshell
2016
16 tipos de personalidad de forma breve
2018
The Inspector: Your Guide to the ISTJ Personality Type
2016
The Mentor: Your Guide to the INFJ Personality Type
2016
The Advocate: Your Guide to the ESFJ Personality Type
2016
The Strategist: Your Guide to the INTJ Personality Type
2016