Don Richard Riso
Understanding the enneagram the practical guide to personality types/ Don Richard Riso, Russ Hudson
Houghton Mifflin, 2000
 Buku Teks
Izza Ramady Prabowo
Pengaruh kepribadian mahasiswa terhadap minat memilih profesi akuntan publik melalui pendekatan myers briggs type indicator: studi pada mahasiswa akuntansi di FEB UI = Impact of student's personality towards interest in choosing career to be public accountant through myers briggs type indicator approach studies on accounting students at FEB UI
2017
 UI - Skripsi Membership
Tieger, Paul D.
Do what you are : discover the perfect career for you through the secrets of personality type
Litle, Brown, 2014
 Buku Teks
Pengembangan indikator kinerja keselamatan transportasi jalan
 Artikel Jurnal
Pengembangan indikator kinerja keselamatan transportasi jalan
 Artikel Jurnal