Dyfyniad APA

Keirsey, D., & Bates, M. M. (1984). Please understand me: Character & temperament types. Del Mar, CA: Prometheus Nemesis.

Dyfyniad Arddull Chicago

Keirsey, David, và Marilyn M. Bates. Please Understand Me: Character & Temperament Types. Del Mar, CA: Prometheus Nemesis, 1984.

Dyfyniad MLA

Keirsey, David, và Marilyn M. Bates. Please Understand Me: Character & Temperament Types. Del Mar, CA: Prometheus Nemesis, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.