Yalom, Irvin D., 1931- The theory and practice of group psychotherapy / Irvin D. Yalom. - 3rd ed. - New York : Basic Books, c1985. - xiv, 590 p. ; 24 cm. Includes index. ISBN: 0465084478 : $25.95 LCCN: 85047566 LC Class. No.: RC488 / .Y3 1985 Dewey Class. No.: 616.89/152