Dyfyniad APA

(2007). Them and US. Learning Seed.

Dyfyniad Arddull Chicago

Them and US. Chicago: Learning Seed, 2007.

Dyfyniad MLA

Them and US. Learning Seed, 2007.

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