APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Powell, J. L. (2012). Understanding the voluntary sector: Critical success factors : a case study. Nova Science Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Jason L. Powell. Understanding the Voluntary Sector: Critical Success Factors : A Case Study. New York: Nova Science Publishers, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Jason L. Powell. Understanding the Voluntary Sector: Critical Success Factors : A Case Study. Nova Science Publishers, 2012.