Dyfyniad APA

Beatty, J. K., O'Leary, B., & Chaikin, A. (1982). The New solar system (2nd ed.). Cambridge University Press.

Dyfyniad Arddull Chicago

Beatty, J. Kelly., Brian O'Leary, and Andrew Chaikin. The New Solar System. 2nd ed. Cambridge [Cambridgeshire]: Cambridge University Press, 1982.

Dyfyniad MLA

Beatty, J. Kelly., et al. The New Solar System. 2nd ed. Cambridge University Press, 1982.

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