APA-ийн эшлэл(7 дахь хэвлэлт)

Douglas, W. (1971). The one parent family. United Methodist Church.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Douglas, William. The One Parent Family. Tennessee: United Methodist Church, 1971.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Douglas, William. The One Parent Family. United Methodist Church, 1971.