Dyfyniad APA

Shostak, G. S. (2003). Cosmic company: The search for life in the universe. Cambridge,New York: Cambridge University Press.

Dyfyniad Arddull Chicago

Shostak, G. Seth. Cosmic Company: The Search for Life in the Universe. Cambridge,New York: Cambridge University Press, 2003.

Dyfyniad MLA

Shostak, G. Seth. Cosmic Company: The Search for Life in the Universe. Cambridge,New York: Cambridge University Press, 2003.

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