APA (7th ed.) Citation

Boss, P. (1999). Ambiguous loss: Learning to live with unresolved grief. Harvard University.

Chicago Style (17th ed.) Citation

Boss, Pauline. Ambiguous Loss: Learning to Live with Unresolved Grief. Cambridge (Massachusetts) [etc.]: Harvard University, 1999.

MLA (9th ed.) Citation

Boss, Pauline. Ambiguous Loss: Learning to Live with Unresolved Grief. Harvard University, 1999.