Dyfyniad APA

Pezzulli, G., & Fraternali, F. (2016). Accretion, radial flows and abundance gradients in spiral galaxies. Oxford University Press.

Dyfyniad Arddull Chicago

Pezzulli, G., and F. Fraternali. Accretion, Radial Flows and Abundance Gradients in Spiral Galaxies. Oxford University Press, 2016.

Dyfyniad MLA

Pezzulli, G., and F. Fraternali. Accretion, Radial Flows and Abundance Gradients in Spiral Galaxies. Oxford University Press, 2016.

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