APA (7th ed.) Citation

Keirsey, D., & Bates, M. (1984). Please understand me II: Character & temperament types. Prometheus Nemesis bk. Co..

Chicago Style (17th ed.) Citation

Keirsey, David, and Marilyn Bates. Please Understand Me II: Character & Temperament Types. Del Mar: Prometheus Nemesis bk. Co., 1984.

MLA (9th ed.) Citation

Keirsey, David, and Marilyn Bates. Please Understand Me II: Character & Temperament Types. Prometheus Nemesis bk. Co., 1984.