APA-ийн эшлэл(7 дахь хэвлэлт)

Pennington, C. (1972). After the children leave home. The Mehtodist Publishing House.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Pennington, Chester. After the Children Leave Home. Nashville: The Mehtodist Publishing House, 1972.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Pennington, Chester. After the Children Leave Home. The Mehtodist Publishing House, 1972.