Dyfyniad APA
ebrary, Inc, & Valdivia-Silva, J. (2011). Planetary conditions at the Hadean and Archean transition: Possible scenarios for the origin of life. Nova Science Publishers, Inc..
Dyfyniad Arddull Chicago
ebrary, Inc, and Julio Valdivia-Silva. Planetary Conditions at the Hadean and Archean Transition: Possible Scenarios for the Origin of Life. New York: Nova Science Publishers, Inc., 2011.
Dyfyniad MLA
ebrary, Inc, and Julio Valdivia-Silva. Planetary Conditions at the Hadean and Archean Transition: Possible Scenarios for the Origin of Life. Nova Science Publishers, Inc., 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.