APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Peek, P. M. (2011). Twins in African and diaspora cultures: Double trouble, twice blessed. Indiana University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Philip M. Peek. Twins in African and Diaspora Cultures: Double Trouble, Twice Blessed. Bloomington: Indiana University Press, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Philip M. Peek. Twins in African and Diaspora Cultures: Double Trouble, Twice Blessed. Indiana University Press, 2011.