Dyfyniad APA
Moore, P. (2006). The Amateur Astronomer (Twelfth Edition.). Springer London. https://doi.org/10.1007/1-84628-286-1
Dyfyniad Arddull Chicago
Moore, Patrick. The Amateur Astronomer. Twelfth Edition. London: Springer London, 2006. https://doi.org/10.1007/1-84628-286-1.
Dyfyniad MLA
Moore, Patrick. The Amateur Astronomer. Twelfth Edition. Springer London, 2006. https://doi.org/10.1007/1-84628-286-1.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.