Hansen, J. C., Himes, B. S., & Meier, S. T. (1990). Consultation: Concepts and practices. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Hansen, James C., Bonna Sue Himes, agus Scott T. Meier. Consultation: Concepts and Practices. Englewood Cliffs, N.J: Prentice Hall, 1990.
Lua MLA (9ú heag.)Hansen, James C., et al. Consultation: Concepts and Practices. Prentice Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.