https://eu.themyersbriggs.com/en/tools/mbti/mbti-personality-types This site has short descriptions of each of the 16 personality types identified by the Myers-Briggs Type Indicator.

http://www.bapt.org.uk/about-type. This is the site of the British Association of Psychological Type, a charity dedicated to promoting the ethical use of type.  Here you can find out more about type and look up descriptions of the 16 personality types.

Watch Jean Kummerow's TED talk on type https://www.youtube.com/watch?v=gBkIyJ7kf_I&feature=youtu.be

Susan Cain's TED talk:  http://www.ted.com/talks/susan_cain_the_power_of_introverts#t-391201

www.personalitypage.com . Click on “portraits of the personality types” (Shakespeare icon) for more descriptions of the 16 personality types.

 www.personalitytype.com/quiz. This site has a short personality type assessment – be aware that this may not be as valid and reliable as taking the MBTI itself and it is better to have feedback from a trained professional, but this might get you interested in taking it further.   

 https://www.keirsey.com/sorter/register.aspx. This site has the Keirsey temperament sorter.  Temperament is a different and complementary theory to type and provides valuable insights into why we do what we do.

www.lindaberens.com. Linda Berens developed the Interaction Styles model and there is information on her site about this and other approaches to psychological type.