APA
Humphrey G. M., Zimpfer D. G., . (1996). Counselling for grief and bereavement. London: Sage.
Chicago
Humphrey Geraldine M, Zimpfer David G, . 1996. Counselling for grief and bereavement. London: Sage.
Harvard
Humphrey G. M., Zimpfer D. G., . (1996). Counselling for grief and bereavement. London: Sage.
MLA
Humphrey Geraldine M, Zimpfer David G, . Counselling for grief and bereavement. London: Sage. 1996.