APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Pecker, J. C., & Narlikar, J. V. (2006). Current issues in cosmology. Cambridge University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Jean Claude Pecker, ба Jayant Vishnu Narlikar. Current Issues in Cosmology. Cambridge: Cambridge University Press, 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Current Issues in Cosmology. Cambridge University Press, 2006.