Langberg, D. M. (1999). On the threshold of hope: Opening the door to hope and healing for survivors of sexual abuse. Tyndale.
Lua i Stíl Chicago (17ú heag.)Langberg, Diane Mandt. On the Threshold of Hope: Opening the Door to Hope and Healing for Survivors of Sexual Abuse. Wheaton: Tyndale, 1999.
Lua MLA (9ú heag.)Langberg, Diane Mandt. On the Threshold of Hope: Opening the Door to Hope and Healing for Survivors of Sexual Abuse. Tyndale, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.