APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Campbell, J. Y., & Feldstein, M. S. (2001). Risk aspects of investment-based social security reform. University of Chicago Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, John Y. Campbell, ба Martin S. Feldstein. Risk Aspects of Investment-based Social Security Reform. Chicago: University of Chicago Press, 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Risk Aspects of Investment-based Social Security Reform. University of Chicago Press, 2001.