Dyfyniad APA

Poisson, E., & Will, C. M. (2014). Gravity: Newtonian, post-Newtonian, relativistic. Cambridge University Press.

Dyfyniad Arddull Chicago

Poisson, Eric, and Clifford M. Will. Gravity: Newtonian, Post-Newtonian, Relativistic. Cambridge: Cambridge University Press, 2014.

Dyfyniad MLA

Poisson, Eric, and Clifford M. Will. Gravity: Newtonian, Post-Newtonian, Relativistic. Cambridge University Press, 2014.

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