Greenberg, L. S.
, Rice, L. N., & Elliot, R. (1993). Facilitating emotional change: The moment-by-moment process. New York: Guilford.
2.
O'Hara, M. M.
(1984). Person-centered gestalt: lbward a holistic synthesis. In R. F. Levant & J. M. Shlien (Eds.), Client-centered therapy and the person-centered approach: New directions in theory, research, and practice (pp. 203-221). New York: Praeger.