Wright, H. N. (1985). Crisis counseling: Helping people in crisis and stress. HLP.
Chicago Style (17th ed.) ZitazioaWright, H. Norman. Crisis Counseling: Helping People in Crisis and Stress. California: HLP, 1985.
MLA (9th ed.) ZitazioaWright, H. Norman. Crisis Counseling: Helping People in Crisis and Stress. HLP, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.