APA-viite

Joseph Wetchler Lorna L Hecker. (2015). Introduction to Marriage and Family Therapy (Ed.2.). Routledge.

Chicago-tyylinen lähdeviittaus

Joseph Wetchler Lorna L Hecker. Introduction to Marriage and Family Therapy. Ed.2. London: Routledge, 2015.

MLA-viite

Joseph Wetchler Lorna L Hecker. Introduction to Marriage and Family Therapy. Ed.2. Routledge, 2015.