Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.