Lua APA (7ú heag.)
Keirsey, D., & Bates, M. M. (1978). Please understand me: Character & temperament types (5th ed.). Prometheus Nemesis.
Lua i Stíl Chicago (17ú heag.)
Keirsey, David, agus Marilyn M. Bates. Please Understand Me: Character & Temperament Types. 5th ed. Del Mar, CA: Prometheus Nemesis, 1978.
Lua MLA (9ú heag.)
Keirsey, David, agus Marilyn M. Bates. Please Understand Me: Character & Temperament Types. 5th ed. Prometheus Nemesis, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.