APA-ийн эшлэл(7 дахь хэвлэлт)

Wardle, F. (2009). Approaches to early childhood and elementary education. Nova Science Publishers, Inc..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Wardle, Francis. Approaches to Early Childhood and Elementary Education. New York: Nova Science Publishers, Inc., 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Wardle, Francis. Approaches to Early Childhood and Elementary Education. Nova Science Publishers, Inc., 2009.