Okun, Barbara F.
Effective helping : interviewing and counseling techniques /
Barbara F. Okun.
- 4th ed.
- Pacific Grove, Calif. : Brooks/Cole, 1992.
- xiv, 283 p.
Includes bibliographical references.
0534145442 (pbk.)
Counseling.
Helping behavior.
BF637 C6 O54 1992